LSN-0092-1: linux Ubuntu

Published
Published 07-03-2023Last modified 03-06-2026

Vulnerability summary

LSN-0092-1 is a vulnerability in linux Ubuntu 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 3 · Downstream 0
CVE-2022-42896CVE-2022-4378CVE-2022-43945

Timeline

  1. 07-03-2023
    PublishedVulnerability first disclosed.
  2. 03-06-2026
    Last modifiedVulnerability information updated.

Description

Kernel Live Patch Security Notice Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service (system crash) or execute arbitrary code.(CVE-2022-4378) Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation in the Linux kernel contained multiple use-after-free vulnerabilities. A physically proximate attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code.(CVE-2022-42896) It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code.(CVE-2022-43945)

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.

Ubuntu24 products
  • linux< 4.4.0-236.270 | < 4.15.0-202.213 | < 5.4.0-137.154 | < 5.15.0-58.64
  • linux-aws< 4.4.0-1153.168 | < 4.15.0-1148.160 | < 5.4.0-1094.102 | < 5.15.0-1028.32
  • linux-aws-5.15< 5.15.0-1028.32~20.04.1
  • linux-aws-5.4< 5.4.0-1094.102~18.04.1
  • linux-aws-hwe< 4.15.0-1148.160~16.04.1

1 vendor · 24 products

References

4 links