5.5

CVE-2022-42722: debian debian_linux NULL Pointer Dereference

Modified
AliasesALPINE-CVE-2022-42722SUSE-SU-2022:3976-1SUSE-SU-2022:4037-1
Published 13-10-2022Last modified 14-10-2026

Vulnerability summary

CVE-2022-42722 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in debian debian_linux. EPSS estimates a 0.60% chance of exploitation in the next 30 days, higher than 48.8% of scored vulnerabilities. 1 public exploit is recorded.

Priority
Routine

Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.60%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 28 · Related 18
DLA-3173-1DSA-5257-1LSN-0090-1MGASA-2022-0379MGASA-2022-0380OPENSUSE-SU-2024:12437-1

Timeline

  1. 13-10-2022
    PublishedVulnerability first disclosed.
  2. 14-10-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel 5.8 through 5.19.x before 5.19.16, local attackers able to inject WLAN frames into the mac80211 stack could cause a NULL pointer dereference denial-of-service attack against the beacon protection of P2P devices.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.60%

Chance of exploitation in the next 30 days

Percentile

49%

Versus all other CVEs

30-day change

Increase +0.02 pp

From 0.58% on 04-10-2026

04-10-202603-11-2026

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

1 found
  • referenceUnverified

    Exploit Reference (openwall.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu66 products
  • backport-iwlwifi-dkmsAll versions (No fix recorded) | < 8324-0ubuntu3~20.04.5 | < 9858-0ubuntu3.1
  • linux< 5.15.0-52.58
  • linux-aws< 5.15.0-1022.26
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Debian2 products
Suse2 products
  • kernel-livepatch-SLE15-SP3_Update_24&distro=SUSE Linux Enterprise Live Patching 15 SP3< 4-150300.2.1
  • kernel-livepatch-SLE15-SP4_Update_3&distro=SUSE Linux Enterprise Live Patching 15 SP4< 4-150400.2.1
Alpine1 product
  • linux-lts< 5.15.74-r0
Fedoraproject1 product
Linux1 product

6 vendors · 73 products

References

27 links
Show all 27 references