SUSE-SU-2023:2755-1: kernel-livepatch-SLE15-SP4_Update_1&distro=SUSE Linux Enterprise Live Patching 15 SP4 SUSE Linux Enterprise

Published
Published 30-06-2023Last modified 04-02-2026

Vulnerability summary

SUSE-SU-2023:2755-1 is a vulnerability in kernel-livepatch-SLE15-SP4_Update_1&distro=SUSE Linux Enterprise Live Patching 15 SP4 SUSE Linux Enterprise with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS scoreNot scoredRisk metrics not yet published.
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 4 · Downstream 0 · Related 4
CVE-2022-4744CVE-2023-23455CVE-2023-28466CVE-2023-31436

Timeline

  1. 30-06-2023
    PublishedVulnerability first disclosed.
  2. 04-02-2026
    Last modifiedVulnerability information updated.

Description

Security update for the Linux Kernel (Live Patch 1 for SLE 15 SP4) This update for the Linux Kernel 5.14.21-150400_24_11 fixes several issues. The following security issues were fixed: - CVE-2022-4744: Fixed double-free that could lead to DoS or privilege escalation in TUN/TAP device driver functionality (bsc#1209672). - CVE-2023-23455: Fixed a denial of service inside atm_tc_enqueue in net/sched/sch_atm.c because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results) (bsc#1207189). - CVE-2023-31436: Fixed an out-of-bounds write in qfq_change_class() because lmax can exceed QFQ_MIN_LMAX (bsc#1210989). - CVE-2023-28466: Fixed race condition that could lead to use-after-free or NULL pointer dereference in do_tls_getsockopt in net/tls/tls_main.c (bsc#1210452).

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Suse1 product
  • kernel-livepatch-SLE15-SP4_Update_1&distro=SUSE Linux Enterprise Live Patching 15 SP4< 12-150400.2.3

1 vendor · 1 product

References

9 links