Security update for the Linux Kernel
Announcement ID: | SUSE-SU-2022:3263-1 |
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Rating: | important |
References: | |
Cross-References: | |
CVSS scores: |
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Affected Products: |
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An update that solves 11 vulnerabilities and has three security fixes can now be installed.
Description:
The SUSE Linux Enterprise 12 SP3 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-39188: Fixed race condition in include/asm-generic/tlb.h where a device driver can free a page while it still has stale TLB entries (bnc#1203107).
- CVE-2022-36879: Fixed an issue in xfrm_expand_policies in net/xfrm/xfrm_policy.c where a refcount could be dropped twice (bnc#1201948).
- CVE-2022-3028: Fixed race condition that was found in the IP framework for transforming packets (XFRM subsystem) (bnc#1202898).
- CVE-2022-2991: Fixed an heap-based overflow in the lightnvm implemenation (bsc#1201420).
- CVE-2022-26373: Fixed non-transparent sharing of return predictor targets between contexts in some Intel Processors (bnc#1201726).
- CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).
- CVE-2022-21385: Fixed a flaw in net_rds_alloc_sgs() that allowed unprivileged local users to crash the machine (bnc#1202897).
- CVE-2022-20369: Fixed out of bounds write in v4l2_m2m_querybuf of v4l2-mem2mem.c (bnc#1202347).
- CVE-2022-20368: Fixed slab-out-of-bounds access in packet_recvmsg() (bsc#1202346).
- CVE-2020-36516: Fixed an issue in the mixed IPID assignment method where an attacker was able to inject data into or terminate a victim's TCP session (bnc#1196616).
- CVE-2019-3900: Fixed infinite loop the vhost_net kernel module that could result in a DoS scenario (bnc#1133374).
The following non-security bugs were fixed:
- net_sched: cls_route: Disallowed handle of 0 (bsc#1202393).
- mm, rmap: Fixed anon_vma->degree ambiguity leading to double-reuse (bsc#1203098).
- lightnvm: Removed lightnvm implemenation (bsc#1191881).
Special Instructions and Notes:
- Please reboot the system after installing this update.
Patch Instructions:
To install this SUSE 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 Server 12 SP3 BCL 12-SP3
zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2022-3263=1
Package List:
-
SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (nosrc x86_64)
- kernel-default-4.4.180-94.174.1
-
SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (x86_64)
- kernel-default-base-4.4.180-94.174.1
- kernel-default-debuginfo-4.4.180-94.174.1
- kernel-default-debugsource-4.4.180-94.174.1
- kernel-default-devel-4.4.180-94.174.1
- kernel-syms-4.4.180-94.174.1
- kernel-default-base-debuginfo-4.4.180-94.174.1
-
SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (noarch)
- kernel-macros-4.4.180-94.174.1
- kernel-source-4.4.180-94.174.1
- kernel-devel-4.4.180-94.174.1
References:
- https://www.suse.com/security/cve/CVE-2019-3900.html
- https://www.suse.com/security/cve/CVE-2020-36516.html
- https://www.suse.com/security/cve/CVE-2022-20368.html
- https://www.suse.com/security/cve/CVE-2022-20369.html
- https://www.suse.com/security/cve/CVE-2022-21385.html
- https://www.suse.com/security/cve/CVE-2022-2588.html
- https://www.suse.com/security/cve/CVE-2022-26373.html
- https://www.suse.com/security/cve/CVE-2022-2991.html
- https://www.suse.com/security/cve/CVE-2022-3028.html
- https://www.suse.com/security/cve/CVE-2022-36879.html
- https://www.suse.com/security/cve/CVE-2022-39188.html
- https://bugzilla.suse.com/show_bug.cgi?id=1133374
- https://bugzilla.suse.com/show_bug.cgi?id=1191881
- https://bugzilla.suse.com/show_bug.cgi?id=1196616
- https://bugzilla.suse.com/show_bug.cgi?id=1201420
- https://bugzilla.suse.com/show_bug.cgi?id=1201726
- https://bugzilla.suse.com/show_bug.cgi?id=1201948
- https://bugzilla.suse.com/show_bug.cgi?id=1202096
- https://bugzilla.suse.com/show_bug.cgi?id=1202346
- https://bugzilla.suse.com/show_bug.cgi?id=1202347
- https://bugzilla.suse.com/show_bug.cgi?id=1202393
- https://bugzilla.suse.com/show_bug.cgi?id=1202897
- https://bugzilla.suse.com/show_bug.cgi?id=1202898
- https://bugzilla.suse.com/show_bug.cgi?id=1203098
- https://bugzilla.suse.com/show_bug.cgi?id=1203107