SUSE-SU-2023:3773-1

Source
https://www.suse.com/support/update/announcement/2023/suse-su-20233773-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2023:3773-1.json
JSON Data
https://api.osv.dev/v1/vulns/SUSE-SU-2023:3773-1
Related
Published
2023-09-26T04:04:50Z
Modified
2023-09-26T04:04:50Z
Summary
Security update for the Linux Kernel RT (Live Patch 9 for SLE 15 SP4)
Details

This update for the Linux Kernel 5.14.21-1504001540 fixes several issues.

The following security issues were fixed:

  • CVE-2023-3776: Fixed improper refcount update in cls_fw leads to use-after-free (bsc#1215119).
  • CVE-2023-4273: Fixed a flaw in the exFAT driver of the Linux kernel that alloawed a local privileged attacker to overflow the kernel stack (bsc#1214123).
  • CVE-2023-3609: Fixed reference counter leak leading to overflow in net/sched (bsc#1213587).
  • CVE-2023-31248: Fixed an use-after-free vulnerability in nftchainlookup_byid that could allow a local attacker to escalate their privilege (bsc#1213064).
References

Affected packages

SUSE:Linux Enterprise Live Patching 15 SP4 / kernel-livepatch-SLE15-SP4-RT_Update_9

Package

Name
kernel-livepatch-SLE15-SP4-RT_Update_9
Purl
pkg:rpm/suse/kernel-livepatch-SLE15-SP4-RT_Update_9&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3-150400.2.1

Ecosystem specific

{
    "binaries": [
        {
            "kernel-livepatch-5_14_21-150400_15_40-rt": "3-150400.2.1"
        }
    ]
}