SUSE: 2022:1939-1 Important: Kernel Patch for Two Security Issues
suse
June 4, 2022
An update that solves two vulnerabilities and has one errata is now available
Summary
This update for the Linux Kernel 4.12.14-95_88 fixes several issues. The following security issues were fixed: - CVE-2022-1048: Fixed a race Condition in snd_pcm_hw_free leading to use-after-free due to the AB/BA lock with buffer_mutex and mmap_lock (bsc#1197597). - CVE-2022-30594: Fixed restriction bypass on setting the PT_SUSPEND_SECCOMP flag (bnc#1199602). - Add missing module_mutex lock to module notifier for previous live patches (bsc#1199834). 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 Live Patching 12-SP4:
Topics Covered
References
#1197597 #1199602 #1199834
Cross- CVE-2022-1048 CVE-2022-30594
CVSS scores:
CVE-2022-1048 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1048 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2022-30594 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-30594 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
SUSE Linux Enterprise Live Patching 12-SP4
https://www.suse.com/security/cve/CVE-2022-1048.html
https://www.suse.com/security/cve/CVE-2022-30594.html
https://bugzilla.suse.com/1197597
https://bugzilla.suse.com/1199602
https://bugzilla.suse.com/1199834
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Announcement ID: SUSE-SU-2022:1939-1
Rating: important
Topics Covered
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