SUSE-SU-2021:4038-1: kernel-livepatch-SLE15_Update_22&distro=SUSE Linux Enterprise Live Patching 15 SUSE Linux Enterprise

Published
Published 14-12-2021Last modified 02-05-2025

Vulnerability summary

SUSE-SU-2021:4038-1 is a vulnerability in kernel-livepatch-SLE15_Update_22&distro=SUSE Linux Enterprise Live Patching 15 SUSE Linux Enterprise with no CVSS score yet.

Priority
Insufficient evidence

No CVSS vector published; no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
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 2 · Downstream 0 · Related 2
CVE-2021-0941CVE-2021-20322

Timeline

  1. 14-12-2021
    PublishedVulnerability first disclosed.
  2. 02-05-2025
    Last modifiedVulnerability information updated.

Description

Security update for the Linux Kernel (Live Patch 20 for SLE 15 SP1) This update for the Linux Kernel 4.12.14-197_75 fixes several issues. The following security issues were fixed: - CVE-2021-0941: In bpf_skb_change_head of filter.c, there is a possible out of bounds read due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation (bnc#1192045). - CVE-2021-20322: Make the ipv4 and ipv6 ICMP exception caches less predictive to avoid information leaks about UDP ports in use. (bsc#1191790)

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

Version check

Known conditions: not stated in public data.

Suse28 products
  • kernel-livepatch-SLE15_Update_22&distro=SUSE Linux Enterprise Live Patching 15< 13-2.2
  • kernel-livepatch-SLE15_Update_23&distro=SUSE Linux Enterprise Live Patching 15< 12-2.2
  • kernel-livepatch-SLE15_Update_24&distro=SUSE Linux Enterprise Live Patching 15< 9-2.1
  • kernel-livepatch-SLE15_Update_25&distro=SUSE Linux Enterprise Live Patching 15< 6-2.1
  • kernel-livepatch-SLE15-SP1_Update_20&distro=SUSE Linux Enterprise Live Patching 15 SP1< 14-2.2

1 vendor · 28 products

References

5 links