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Debian Dovecot High Severity Service Disruption Info Leak Flaw DLA-4617-1

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Debian 11 gsasl Critical DoS Threat Advisory DLA-4618-1 CVE-2026-48829

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SUSE MozillaThunderbird Important Memory Safety Fix Advisory 2026-2271-1

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SUSE Linux Micro 6.0 Ignition Key HTTP Transport Loop Patch 2026-21987-1

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SUSE Linux Micro 6.0 Important Libzypp Libsolv Security Update 2026-21988-1

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SUSE Google-Guest-Agent Important Security Update 2026-21989-1

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SUSE Linux Micro Important Salt Multi-Linux Manager Vuln 2026-21990-1

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SUSE Linux Micro Critical Ignition Patch CVE-2026-33814

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SUSE Linux Micro 6.1 Security Update for libzypp libsolv Key 2026-21992-1

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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"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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Ls Advisories Fedora Esm H240
Price Tag 1security advisoryfedoraimportant

Fedora 42 Kernel Update Brings Key Fix for SKBFL_SHARED_FRAG Issues

The 6.19.14-107 update contains a fix for a SKBFL_SHARED_FRAG page-cache corruption vulnerability.. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-32ae3b7199 2026-05-21 03:17:14.913959+00:00 -------------------------------------------------------------------------------- Name : kernel Product : Fedora 42 Version : 6.19.14 Release : 107.fc42 URL : https://www.kernel.org/ Summary : The Linux kernel Description : The kernel meta package -------------------------------------------------------------------------------- Update Information: The 6.19.14-107 update contains a fix for a SKBFL_SHARED_FRAG page-cache corruption vulnerability. -------------------------------------------------------------------------------- ChangeLog: * Tue May 19 2026 Justin M. Forbes [6.19.14-107] - Revert "redhat/kernel.spec.template: Fix indentation of uki-virt generation code" (Justin M. Forbes) - Revert "redhat/kernel.spec.template: Simplify uki-virt signing" (Justin M. Forbes) - Revert "redhat/kernel.spec.template: Add kernel-uki-dtbloader sub-package" (Justin M. Forbes) - Revert "redhat/kernel.spec.template: Make -uki-dtbloader provide kernel-core-uname-r" (Justin M. Forbes) * Tue May 19 2026 Justin M. Forbes [6.19.14-7] - net: gro: don't copy frags between mixed zcopy skbs (Sabrina Dubroca) - Turn on auto bumping for remainder of F42 (Justin M. Forbes) -------------------------------------------------------------------------------- References: [ 1 ] Bug #2479833 - kernel: Linux kernel: SKBFL_SHARED_FRAG page-cache corruption PoC [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2479833 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-32ae3b7199' at the command line. For more information, refer to the dnf documentation availableat http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label 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/keys -------------------------------------------------------------------------------- -- _______________________________________________ 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: https://forge.fedoraproject.org/infra/tickets/issues/new . Update for Fedora 42 kernel fixes a serious page-cache corruption risk. Ensure systems are patched.. Fedora 42 patch, kernel update, page-cache security fix, Linux kernel vulnerabilities. . Severity: Important. LinuxSecurity.com Team

Calendar 2 May 21, 2026 •Important Fedora
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Ls Advisories Fedora Esm H240
Price Tag 1security advisoryfedorakernel

Fedora 43 Kernel Update 2026-3f85a4eba7 Moderate Page-Cache Corruption

The 7.0.9-104/204 kernels contain a fix for a SKBFL_SHARED_FRAG page-cache corruption vulnerability as well as some mitigations for PinTheft. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-3f85a4eba7 2026-05-21 01:26:51.960484+00:00 -------------------------------------------------------------------------------- Name : kernel Product : Fedora 43 Version : 7.0.9 Release : 104.fc43 URL : https://www.kernel.org/ Summary : The Linux kernel Description : The kernel meta package -------------------------------------------------------------------------------- Update Information: The 7.0.9-104/204 kernels contain a fix for a SKBFL_SHARED_FRAG page-cache corruption vulnerability as well as some mitigations for PinTheft -------------------------------------------------------------------------------- ChangeLog: * Tue May 19 2026 Justin M. Forbes [7.0.9-4] - rxrpc: Fix RESPONSE packet verification to extract skb to a linear buffer (David Howells) - rxrpc: Fix DATA decrypt vs splice() by copying data to buffer in recvmsg (David Howells) - crypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks (David Howells) * Tue May 19 2026 Justin M. Forbes [7.0.9-3] - net: gro: don't copy frags between mixed zcopy skbs (Sabrina Dubroca) -------------------------------------------------------------------------------- References: [ 1 ] Bug #2479833 - kernel: Linux kernel: SKBFL_SHARED_FRAG page-cache corruption PoC [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2479833 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-3f85a4eba7' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label All packages are signed withthe Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/keys -------------------------------------------------------------------------------- -- _______________________________________________ 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: https://forge.fedoraproject.org/infra/tickets/issues/new . Fedora 43 kernel update addresses SKBFL_SHARED_FRAG page-cache issue and mitigates potential pin-theft risks.. Fedora kernel update SKBFL_SHARED_FRAG page-cache corruption. . LinuxSecurity.com Team

Calendar 2 May 21, 2026 Fedora
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Ls Advisories Redhat Esm H240
Price Tag 1security advisoryRed Hatsecurity fix

RedHat: RHSA-2019-2808-01 Critical: Page Cache Side Channel Attack

An update for kernel is now available for Red Hat Enterprise Linux 5 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security update Advisory ID: RHSA-2019:2808-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:2808 Issue date: 2019-09-17 CVE Names: CVE-2019-5489 ==================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 5 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Server (v. 5 ELS) - i386, noarch, s390x, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * Kernel: page cache side channel attacks (CVE-2019-5489) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1664110 - CVE-2019-5489 Kernel: page cache side channel attacks 6. Package List: Red Hat Enterprise Linux Server (v. 5ELS): Source: kernel-2.6.18-439.el5.src.rpm i386: kernel-2.6.18-439.el5.i686.rpm kernel-PAE-2.6.18-439.el5.i686.rpm kernel-PAE-debuginfo-2.6.18-439.el5.i686.rpm kernel-PAE-devel-2.6.18-439.el5.i686.rpm kernel-debug-2.6.18-439.el5.i686.rpm kernel-debug-debuginfo-2.6.18-439.el5.i686.rpm kernel-debug-devel-2.6.18-439.el5.i686.rpm kernel-debuginfo-2.6.18-439.el5.i686.rpm kernel-debuginfo-common-2.6.18-439.el5.i686.rpm kernel-devel-2.6.18-439.el5.i686.rpm kernel-headers-2.6.18-439.el5.i386.rpm kernel-xen-2.6.18-439.el5.i686.rpm kernel-xen-debuginfo-2.6.18-439.el5.i686.rpm kernel-xen-devel-2.6.18-439.el5.i686.rpm noarch: kernel-doc-2.6.18-439.el5.noarch.rpm s390x: kernel-2.6.18-439.el5.s390x.rpm kernel-debug-2.6.18-439.el5.s390x.rpm kernel-debug-debuginfo-2.6.18-439.el5.s390x.rpm kernel-debug-devel-2.6.18-439.el5.s390x.rpm kernel-debuginfo-2.6.18-439.el5.s390x.rpm kernel-debuginfo-common-2.6.18-439.el5.s390x.rpm kernel-devel-2.6.18-439.el5.s390x.rpm kernel-headers-2.6.18-439.el5.s390x.rpm kernel-kdump-2.6.18-439.el5.s390x.rpm kernel-kdump-debuginfo-2.6.18-439.el5.s390x.rpm kernel-kdump-devel-2.6.18-439.el5.s390x.rpm x86_64: kernel-2.6.18-439.el5.x86_64.rpm kernel-debug-2.6.18-439.el5.x86_64.rpm kernel-debug-debuginfo-2.6.18-439.el5.x86_64.rpm kernel-debug-devel-2.6.18-439.el5.x86_64.rpm kernel-debuginfo-2.6.18-439.el5.x86_64.rpm kernel-debuginfo-common-2.6.18-439.el5.x86_64.rpm kernel-devel-2.6.18-439.el5.x86_64.rpm kernel-headers-2.6.18-439.el5.x86_64.rpm kernel-xen-2.6.18-439.el5.x86_64.rpm kernel-xen-debuginfo-2.6.18-439.el5.x86_64.rpm kernel-xen-devel-2.6.18-439.el5.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key 7. References: https://access.redhat.com/security/cve/CVE-2019-5489 https://access.redhat.com/security/updates/classification#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact Copyright2019 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXYMQCNzjgjWX9erEAQgRjhAAmv0xpiDhew4eUoDNnw0jGoCivTvPabf+ 9nqyjJ6GMbyGjoIo3w+jomxjoDtp4Zis8tkTuwfXbbmxCt1YwXKd85g6or7T2uRG xbi54GCz1Xl+kOVYvzBnk01As7fHfm9tcF0TL6ZTwOv8ciGCV/Y9rpaRbwKV15t6 l+zsjFt0S4YjFSD4xMIxGWJxqZOUTzIQRQ7zqnRfXkq8hnNGrO9AnMuJfDdfvS8G 2ra7hMzb0ZWbrQEDmuJgBjXi1mNXXMZdbejsDn2SyifDHQethtmTH/FFvvCNYRP9 OthMbFMeQFn+q9t2bctDEtfeW5grfDLHAFsrdqpNZkAqDcQmxyZhmf2kSJOoS2iO nsl3scYqOwFdEcI2va8EoVv6ziEGoP3VCelRR67kl8kAqygkbtJx+oiQpYBUjVuw y2BEhHATFml8VfWnoP1kXEM4wrb2yxC5EqOti8/YBZCSCuE4xYsezHbrejTxwEbA 7pPvZuXJF+1uYYu1UEyY4O4/7+kqloPHNdrP123S8RV1Ugxp+9T4wIhmFQLm7fhp LuXwKLGMiSe3kcxrmo5wmpmnTKMVh1vBsiEmwo6kQlTp49dEULs+rzfcdQauqUvz VDCassS4piF1GdNt1PRcaGm/yydIsMmvwOg95qmhPGh0x4iyQpV34KAj0SD9TSUT nX3Gl2+ZMgk=d0D/ -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it. . A critical kernel security patch has been released for Red Hat Enterprise Linux 5 ELS addressing vulnerabilities associated with page cache side-channel exploits.. Kernel Update, Red Hat Enterprise Linux, Security Advisory, Page Cache, Software Patch. . Severity: Important. LinuxSecurity.com Team

Calendar 2 Sep 19, 2019 •Important Red Hat
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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"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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