SUSE-SU-2021:3440-1: kernel-livepatch-SLE15_Update_21&distro=SUSE Linux Enterprise Live Patching 15 SUSE Linux Enterprise

Published
Published 14-10-2021Last modified 04-02-2026

Vulnerability summary

SUSE-SU-2021:3440-1 is a vulnerability in kernel-livepatch-SLE15_Update_21&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 4 · Downstream 0 · Related 4
CVE-2021-3573CVE-2021-3640CVE-2021-3715CVE-2021-38160

Timeline

  1. 14-10-2021
    PublishedVulnerability first disclosed.
  2. 04-02-2026
    Last modifiedVulnerability information updated.

Description

Security update for the Linux Kernel (Live Patch 22 for SLE 15) This update for the Linux Kernel 4.12.14-150_66 fixes several issues. The following security issues were fixed: - CVE-2021-3715: Fixed a user-after-free in the Linux kernel's Traffic Control networking subsystem which could lead to local privilege escalation. (bsc#1190350). - CVE-2021-38160: Fixed a bug that could lead to a data corruption or loss. This can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size in drivers/char/virtio_console.c (bsc#1190118) - CVE-2021-3640: Fixed a user-after-free bug in the function sco_sock_sendmsg which could lead to local privilege escalation. (bsc#1188613) - CVE-2021-3573: Fixed a user-after-free bug in the function hci_sock_bound_ioctl which could lead to local privilege escalation. (bsc#1187054).

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.

Suse2 products
  • kernel-livepatch-SLE15_Update_21&distro=SUSE Linux Enterprise Live Patching 15< 13-2.2
  • kernel-livepatch-SLE15_Update_22&distro=SUSE Linux Enterprise Live Patching 15< 11-2.2

1 vendor · 2 products

References

9 links