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[{"id":506,"title":"Yes \u2014 critical security patches should install automatically.","votes":0,"type":"x","order":1,"pct":0,"resources":[]},{"id":507,"title":"No \u2014 every update should be tested before deployment.","votes":3,"type":"x","order":2,"pct":60,"resources":[]},{"id":508,"title":"Only critical vulnerabilities should auto-install.","votes":0,"type":"x","order":3,"pct":0,"resources":[]},{"id":509,"title":"I patch when Reddit starts panicking.","votes":2,"type":"x","order":4,"pct":40,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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202

openSUSE Leap 16.0 lldpd Moderate Out-Of-Bound Read CVE-2026-46433

An update that solves one vulnerability can now be installed.. openSUSE security update: security update for lldpd ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21146-1 Rating: moderate Cross-References: * CVE-2026-46433 Affected Products: openSUSE Leap 16.0 ------------------------------------------------------------- An update that solves one vulnerability can now be installed. Description: This update for lldpd fixes the following issues: Changes in lldpd: - Update to version 1.0.22 * Fix CVE-2026-46433, out-of-bound read access when removing VLAN tag (#787). * Reject 0-length management address in LLDP. * Fix race condition when creating the control socket. * Fix FDP MAC address. * Fix memory leak in the BSD bridge query path. * Fix duplicate management addresses when merging EDP VLAN frames. - Update to version 1.0.21 Changes: * Add "configure lldp portdescription-source" to choose how to populate port description. Fix: * Fix path traversal vulnerabilities in the privileged process. * Fix arbitrary file deletion in the privileged process. * Fix accuracy of Dot3 MAU types advertised and add support for 200G and 400G. * Fix detection of wireless interfaces. - Update to version 1.0.20 Changes: * Enable fast start unconditionally (and move its configuration in "configure lldp"). * Make VLAN advertisements configurable. Fix: * Do not break zero-copy traffic on Linux. * Fix crash on rapid addition/removal of interfaces. * Fix management address selection when pattern is a negative IP address. - Update to version 1.0.19 Changes: * Add cvlan/svlan/tpmr capabilities. * Add lldpctl_watch_sync_unblock to liblldpctl. * Add C++ wrapper for lldpctl. Fix: * Fix AppArmor policy for /run/lldpd/lldpd.socket.lock. * Do not query stats for a down interface on Linux. Patch instructions: To install this openSUSE security update use the suse recommended installationmethods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - openSUSE Leap 16.0 zypper in -t patch openSUSE-Leap-16.0-packagehub-341=1 Package List: - openSUSE Leap 16.0: liblldpctl4-1.0.22-bp160.1.1 lldpd-1.0.22-bp160.1.1 lldpd-devel-1.0.22-bp160.1.1 References: * https://www.suse.com/security/cve/CVE-2026-46433.html . An update resolves a moderate vulnerability in openSUSE lldpd with instructions for installation and package details.. openSUSE security update,lldpd moderate patch,installed vulnerability fix. . Severity: moderate. LinuxSecurity.com Team

Calendar%202 Jun 30, 2026 moderate OpenSUSE
87

Debian DSA-5505-1 Critical: Lldpd Denial Of Service Risk Alert

Matteo Memelli reported an out-of-bounds read flaw when parsing CDP addresses in lldpd, an implementation of the IEEE 802.1ab (LLDP) protocol. A remote attacker can take advantage of this flaw to cause a denial of service via a specially crafted CDP PDU packet. . - ------------------------------------------------------------------------- Debian Security Advisory DSA-5505-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Salvatore Bonaccorso September 25, 2023 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : lldpd CVE ID : CVE-2023-41910 Matteo Memelli reported an out-of-bounds read flaw when parsing CDP addresses in lldpd, an implementation of the IEEE 802.1ab (LLDP) protocol. A remote attacker can take advantage of this flaw to cause a denial of service via a specially crafted CDP PDU packet. For the oldstable distribution (bullseye), this problem has been fixed in version 1.0.11-1+deb11u2. For the stable distribution (bookworm), this problem has been fixed in version 1.0.16-1+deb12u1. We recommend that you upgrade your lldpd packages. For the detailed security status of lldpd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/lldpd Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it. . Debian DSA-5506-1 mitigates a buffer overflow flaw in network-manager, posing risks for service disruption. Upgrade is advised!. Debian Security,Lldpd Update,Network Security,LLDP Protocol,Denial Of Service. . Severity: Critical. LinuxSecurity.com Team

Calendar%202 Sep 25, 2023 Critical Debian
197

Debian 10 Buster DLA-3578-1 Moderate: lldpd Remote Execution Risk

Matteo Memelli discovered a flaw in lldpd, an implementation of the IEEE 802.1ab protocol. By crafting a CDP PDU packet with specific CDP_TLV_ADDRESSES TLVs, a malicious actor can remotely force the lldpd daemon to perform an out-of-bounds read on heap memory. . ------------------------------------------------------------------------- Debian LTS Advisory DLA-3578-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/lts/security/ Markus Koschany September 22, 2023 https://wiki.debian.org/LTS ------------------------------------------------------------------------- Package : lldpd Version : 1.0.3-1+deb10u2 CVE ID : CVE-2023-41910 Matteo Memelli discovered a flaw in lldpd, an implementation of the IEEE 802.1ab protocol. By crafting a CDP PDU packet with specific CDP_TLV_ADDRESSES TLVs, a malicious actor can remotely force the lldpd daemon to perform an out-of-bounds read on heap memory. For Debian 10 buster, this problem has been fixed in version 1.0.3-1+deb10u2. We recommend that you upgrade your lldpd packages. For the detailed security status of lldpd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/lldpd Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS . A new Debian LTS Advisory addresses a security flaw in lldpd, which may allow remote attackers to exploit the system via specially crafted LLDP packets.. Debian LTS, lldpd, remote exploit. . LinuxSecurity.com Team

Calendar%202 Sep 22, 2023 Debian LTS
89

Ubuntu 22.04: 2023-45f7abc123 Serious: NetworkManager DoS And Memory Leak

Update to the latest 1.0.16: * Lots of updates, enhancements and fixes from 1.0.4 * CVEs: CVE-2020-27827, CVE-2021-43612. --------------------------------------------------------------------------------Fedora Update Notification FEDORA-2023-3e4feeadec 2023-04-20 05:23:47.393434 --------------------------------------------------------------------------------Name : lldpd Product : Fedora 36 Version : 1.0.16 Release : 1.fc36 URL : https://github.com/lldpd/ Summary : ISC-licensed implementation of LLDP Description : LLDP is an industry standard protocol designed to supplant proprietary Link-Layer protocols such as EDP or CDP. The goal of LLDP is to provide an inter-vendor compatible mechanism to deliver Link-Layer notifications to adjacent network devices. --------------------------------------------------------------------------------Update Information: Update to the latest 1.0.16: * Lots of updates, enhancements and fixes from 1.0.4 * CVEs: CVE-2020-27827, CVE-2021-43612 --------------------------------------------------------------------------------ChangeLog: * Tue Apr 11 2023 Peter Robinson - 1.0.16-1 - Update to 1.0.16 - Modernise spec file - CVEs: CVE-2020-27827, CVE-2020-27827, CVE-2021-43612 * Thu Jan 19 2023 Fedora Release Engineering - 1.0.4-12 - Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild * Thu Dec 8 2022 Florian Weimer - 1.0.4-11 - Port configure script to C99 * Thu Jul 21 2022 Fedora Release Engineering - 1.0.4-10 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild --------------------------------------------------------------------------------References: [ 1 ] Bug #1797336 - lldpd-1.0.16 is available https://bugzilla.redhat.com/show_bug.cgi?id=1797336 [ 2 ] Bug #1921441 - CVE-2020-27827 lldpd: lldp/openvswitch: denial of service via externally triggered memory leak [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=1921441 [ 3 ] Bug #2040390 -CVE-2021-43612 lldpd: heap-based buffer overflow [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2040390 --------------------------------------------------------------------------------This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-3e4feeadec' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at --------------------------------------------------------------------------------_______________________________________________ package-announce mailing list -- This email address is being protected from spambots. You need JavaScript enabled to view it. To unsubscribe send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it./ Do not reply to spam, report it: . Address critical NetworkManager DoS and memory leak vulnerabilities impacting Ubuntu 22.04 systems.. Fedora 36 Updates,Lldpd Security Fixes,CVE Patches for Lldpd. . Severity: Critical. LinuxSecurity.com Team

Calendar%202 Apr 20, 2023 Critical Fedora
89

Fedora 37 Lldpd 1.0.16 Advisory: Critical Memory Leak And Buffer Overflow

Update to the latest 1.0.16: * Lots of updates, enhancements and fixes from 1.0.4 * CVEs: CVE-2020-27827, CVE-2021-43612. --------------------------------------------------------------------------------Fedora Update Notification FEDORA-2023-c0c184a019 2023-04-20 02:53:04.598559 --------------------------------------------------------------------------------Name : lldpd Product : Fedora 37 Version : 1.0.16 Release : 1.fc37 URL : https://github.com/lldpd/ Summary : ISC-licensed implementation of LLDP Description : LLDP is an industry standard protocol designed to supplant proprietary Link-Layer protocols such as EDP or CDP. The goal of LLDP is to provide an inter-vendor compatible mechanism to deliver Link-Layer notifications to adjacent network devices. --------------------------------------------------------------------------------Update Information: Update to the latest 1.0.16: * Lots of updates, enhancements and fixes from 1.0.4 * CVEs: CVE-2020-27827, CVE-2021-43612 --------------------------------------------------------------------------------ChangeLog: * Tue Apr 11 2023 Peter Robinson - 1.0.16-1 - Update to 1.0.16 - Modernise spec file - CVEs: CVE-2020-27827, CVE-2020-27827, CVE-2021-43612 * Thu Jan 19 2023 Fedora Release Engineering - 1.0.4-12 - Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild * Thu Dec 8 2022 Florian Weimer - 1.0.4-11 - Port configure script to C99 --------------------------------------------------------------------------------References: [ 1 ] Bug #1797336 - lldpd-1.0.16 is available https://bugzilla.redhat.com/show_bug.cgi?id=1797336 [ 2 ] Bug #1921441 - CVE-2020-27827 lldpd: lldp/openvswitch: denial of service via externally triggered memory leak [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=1921441 [ 3 ] Bug #2040390 - CVE-2021-43612 lldpd: heap-based buffer overflow [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2040390 --------------------------------------------------------------------------------This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-c0c184a019' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/security/ --------------------------------------------------------------------------------_______________________________________________ package-announce mailing list -- This email address is being protected from spambots. You need JavaScript enabled to view it. To unsubscribe send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it./ Do not reply to spam, report it: . Upgrade lldpd to version 1.0.16 on Fedora 37 to resolve critical memory leak and buffer overflow vulnerabilities implementing significant improvements.. lldpd update,Fedora security,buffer overflow fix,memory leak patch. . Severity: Critical. LinuxSecurity.com Team

Calendar%202 Apr 20, 2023 Critical Fedora
89

Fedora 38: 2023-88991d2713 Moderate: lldpd DoS and Heap Overflow

Update to the latest 1.0.16: * Lots of updates, enhancements and fixes from 1.0.4 * CVEs: CVE-2020-27827, CVE-2021-43612. --------------------------------------------------------------------------------Fedora Update Notification FEDORA-2023-88991d2713 2023-04-19 01:38:17.099647 --------------------------------------------------------------------------------Name : lldpd Product : Fedora 38 Version : 1.0.16 Release : 1.fc38 URL : https://github.com/lldpd/ Summary : ISC-licensed implementation of LLDP Description : LLDP is an industry standard protocol designed to supplant proprietary Link-Layer protocols such as EDP or CDP. The goal of LLDP is to provide an inter-vendor compatible mechanism to deliver Link-Layer notifications to adjacent network devices. --------------------------------------------------------------------------------Update Information: Update to the latest 1.0.16: * Lots of updates, enhancements and fixes from 1.0.4 * CVEs: CVE-2020-27827, CVE-2021-43612 --------------------------------------------------------------------------------ChangeLog: * Tue Apr 11 2023 Peter Robinson - 1.0.16-1 - Update to 1.0.16 - Modernise spec file - CVEs: CVE-2020-27827, CVE-2020-27827, CVE-2021-43612 --------------------------------------------------------------------------------References: [ 1 ] Bug #1797336 - lldpd-1.0.16 is available https://bugzilla.redhat.com/show_bug.cgi?id=1797336 [ 2 ] Bug #1921441 - CVE-2020-27827 lldpd: lldp/openvswitch: denial of service via externally triggered memory leak [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=1921441 [ 3 ] Bug #2040390 - CVE-2021-43612 lldpd: heap-based buffer overflow [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2040390 --------------------------------------------------------------------------------This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-88991d2713' at the command line.For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/security/ --------------------------------------------------------------------------------_______________________________________________ package-announce mailing list -- This email address is being protected from spambots. You need JavaScript enabled to view it. To unsubscribe send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it./ Do not reply to spam, report it: . Discover the Fedora 38 lldpd patch addressing severe vulnerabilities and improving overall performance. Access the comprehensive update information here.. Fedora 38,lldpd,security update,DoS fix,buffer overflow. . LinuxSecurity.com Team

Calendar%202 Apr 19, 2023 Fedora
197

Debian 10 Buster DLA-3389-1 Moderate: lldpd DoS Security Issue

* The following was previously incorrectly announced to this list * * as DLA-3388-1. The correct DLA identifier for this advisory is * * DLA-3389-1. * . - ------------------------------------------------------------------------- Debian LTS Advisory DLA-3389-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/lts/security/ Chris Lamb April 10, 2023 https://wiki.debian.org/LTS - ------------------------------------------------------------------------- Package : lldpd Version : 1.0.3-1+deb10u1 CVE IDs : CVE-2020-27827 CVE-2021-43612 Debian Bug : 980132 * The following was previously incorrectly announced to this list * * as DLA-3388-1. The correct DLA identifier for this advisory is * * DLA-3389-1. * It was discovered that there were two potential denial of service (DoS) attacks in lldpd, a implementation of the IEEE 802.1ab (LLDP) protocol used to administer and monitor networking devices. For Debian 10 buster, these problems have been fixed in version 1.0.3-1+deb10u1. We recommend that you upgrade your lldpd packages. For the detailed security status of lldpd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/lldpd Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS . Uncover security patches for lldpd in Debian LTS DLA-3389-1 targeting denial-of-service vulnerabilities. Update advised.. Debian LTS,lldpd security,DoS attack,Debian update,security advisory. . LinuxSecurity.com Team

Calendar%202 Apr 12, 2023 Debian LTS
197

Debian 10 Buster DLA-3388-1 Critical: lldpd Denial Of Service Threat

It was discovered that there were two potential denial of service (DoS) attacks in lldpd, a implementation of the IEEE 802.1ab (LLDP) protocol used to administer and monitor networking devices. . - ------------------------------------------------------------------------- Debian LTS Advisory DLA-3388-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/lts/security/ Chris Lamb April 10, 2023 https://wiki.debian.org/LTS - ------------------------------------------------------------------------- Package : lldpd Version : 1.0.3-1+deb10u1 CVE IDs : CVE-2020-27827 CVE-2021-43612 Debian Bug : 980132 It was discovered that there were two potential denial of service (DoS) attacks in lldpd, a implementation of the IEEE 802.1ab (LLDP) protocol used to administer and monitor networking devices. For Debian 10 buster, these problems have been fixed in version 1.0.3-1+deb10u1. We recommend that you upgrade your lldpd packages. For the detailed security status of lldpd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/lldpd Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS . Uncover the latest Denial of Service vulnerabilities in lldpd and important patches to strengthen Debian's security posture. Comprehensive information on available modules included.. Debian LTS,lldpd DoS,security update,networking devices,software remediation. . Severity: Critical. LinuxSecurity.com Team

Calendar%202 Apr 10, 2023 Critical Debian LTS
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Community Poll

Should Linux servers automatically install security updates?

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Please select either existing option or enter your own, however not both.
Please select minimum {0} answer(s).
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/main-polls/157-should-linux-servers-automatically-install-security-updates?task=poll.vote&format=json
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[{"id":506,"title":"Yes \u2014 critical security patches should install automatically.","votes":0,"type":"x","order":1,"pct":0,"resources":[]},{"id":507,"title":"No \u2014 every update should be tested before deployment.","votes":3,"type":"x","order":2,"pct":60,"resources":[]},{"id":508,"title":"Only critical vulnerabilities should auto-install.","votes":0,"type":"x","order":3,"pct":0,"resources":[]},{"id":509,"title":"I patch when Reddit starts panicking.","votes":2,"type":"x","order":4,"pct":40,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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