Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 507
Alerts This Week
Warning Icon 1 507

Stay Secure with the Latest Linux Advisories

Filter%20icon Refine advisories
X Clear Filters
X Clear Filters
View More

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Community Poll

Should Linux servers automatically install security updates?

No answer selected. Please try again.
Please select either existing option or enter your own, however not both.
Please select minimum {0} answer(s).
Please select maximum {0} answer(s).
/main-polls/157-should-linux-servers-automatically-install-security-updates?task=poll.vote&format=json
157
radio
0
[{"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":0,"type":"x","order":2,"pct":0,"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":1,"type":"x","order":4,"pct":100,"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
bottom 200
Loading...

Explore Latest Linux Security advisories

We found -8 articles for you...
100

SUSE 15-SP2: Security Update for libvirt Fixing Critical Issues

An update that solves two vulnerabilities and has four fixes is now available. . SUSE Security Update: Security update for libvirt ______________________________________________________________________________ Announcement ID: SUSE-SU-2022:0045-2 Rating: important References: #1183411 #1191668 #1192017 #1192876 #1193981 #1194041 Cross-References: CVE-2021-3975 CVE-2021-4147 CVSS scores: CVE-2021-3975 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVE-2021-4147 (SUSE): 7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H Affected Products: SUSE Linux Enterprise Realtime Extension 15-SP2 ______________________________________________________________________________ An update that solves two vulnerabilities and has four fixes is now available. Description: This update for libvirt fixes the following issues: - CVE-2021-4147: libxl: Fix libvirtd deadlocks and segfaults. (bsc#1194041) - CVE-2021-3975: Add missing lock in qemuProcessHandleMonitorEOF. (bsc#1192876) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Realtime Extension 15-SP2: zypper in -t patch SUSE-SLE-Product-RT-15-SP2-2022-45=1 Package List: - SUSE Linux Enterprise Realtime Extension 15-SP2 (x86_64): libvirt-6.0.0-13.24.1 libvirt-admin-6.0.0-13.24.1 libvirt-admin-debuginfo-6.0.0-13.24.1 libvirt-client-6.0.0-13.24.1 libvirt-client-debuginfo-6.0.0-13.24.1 libvirt-daemon-6.0.0-13.24.1 libvirt-daemon-config-network-6.0.0-13.24.1 libvirt-daemon-config-nwfilter-6.0.0-13.24.1 libvirt-daemon-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-interface-6.0.0-13.24.1 libvirt-daemon-driver-interface-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-libxl-6.0.0-13.24.1 libvirt-daemon-driver-libxl-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-lxc-6.0.0-13.24.1 libvirt-daemon-driver-lxc-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-network-6.0.0-13.24.1 libvirt-daemon-driver-network-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-nodedev-6.0.0-13.24.1 libvirt-daemon-driver-nodedev-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-nwfilter-6.0.0-13.24.1 libvirt-daemon-driver-nwfilter-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-qemu-6.0.0-13.24.1 libvirt-daemon-driver-qemu-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-secret-6.0.0-13.24.1 libvirt-daemon-driver-secret-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-storage-6.0.0-13.24.1 libvirt-daemon-driver-storage-core-6.0.0-13.24.1 libvirt-daemon-driver-storage-core-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-storage-disk-6.0.0-13.24.1 libvirt-daemon-driver-storage-disk-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-storage-iscsi-6.0.0-13.24.1 libvirt-daemon-driver-storage-iscsi-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-storage-logical-6.0.0-13.24.1 libvirt-daemon-driver-storage-logical-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-storage-mpath-6.0.0-13.24.1 libvirt-daemon-driver-storage-mpath-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-storage-rbd-6.0.0-13.24.1 libvirt-daemon-driver-storage-rbd-debuginfo-6.0.0-13.24.1 libvirt-daemon-driver-storage-scsi-6.0.0-13.24.1 libvirt-daemon-driver-storage-scsi-debuginfo-6.0.0-13.24.1 libvirt-daemon-hooks-6.0.0-13.24.1 libvirt-daemon-lxc-6.0.0-13.24.1 libvirt-daemon-qemu-6.0.0-13.24.1 libvirt-daemon-xen-6.0.0-13.24.1 libvirt-debugsource-6.0.0-13.24.1 libvirt-devel-6.0.0-13.24.1 libvirt-libs-6.0.0-13.24.1 libvirt-libs-debuginfo-6.0.0-13.24.1 libvirt-lock-sanlock-6.0.0-13.24.1 libvirt-lock-sanlock-debuginfo-6.0.0-13.24.1 libvirt-nss-6.0.0-13.24.1 libvirt-nss-debuginfo-6.0.0-13.24.1 - SUSE Linux Enterprise Realtime Extension 15-SP2 (noarch): libvirt-bash-completion-6.0.0-13.24.1 libvirt-doc-6.0.0-13.24.1 References: https://www.suse.com/security/cve/CVE-2021-3975.html https://www.suse.com/security/cve/CVE-2021-4147.html https://bugzilla.suse.com/1183411 https://bugzilla.suse.com/1191668 https://bugzilla.suse.com/1192017 https://bugzilla.suse.com/1192876 https://bugzilla.suse.com/1193981 https://bugzilla.suse.com/1194041 . A crucial SUSE security patch for libvirt tackles 2 vulnerabilities and introduces 4 improvements to bolster system stability.. SUSE Security Update, Libvirt Fixes, Realtime Extension Security. . Severity: Important. LinuxSecurity.com Team

Calendar%202 Feb 17, 2022 Important SuSE
News Add Esm H240

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Community Poll

Should Linux servers automatically install security updates?

No answer selected. Please try again.
Please select either existing option or enter your own, however not both.
Please select minimum {0} answer(s).
Please select maximum {0} answer(s).
/main-polls/157-should-linux-servers-automatically-install-security-updates?task=poll.vote&format=json
157
radio
0
[{"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":0,"type":"x","order":2,"pct":0,"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":1,"type":"x","order":4,"pct":100,"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
bottom 200