7.3

CVE-2026-46328: linux

CVSS: 7.3v3.1HighAnalyzed
AliasesUBUNTU-CVE-2026-46328DEBIAN-CVE-2026-46328
Published 09-06-2026Last modified 05-08-2026
Open JSON

Vulnerability summary

CVE-2026-46328 is a high (CVSS 7.3) vulnerability in linux. EPSS estimates a 0.11% chance of exploitation in the next 30 days, higher than 1.4% of scored vulnerabilities.

Overall risk
29/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.3/10
010
High · v3.1 (CVE.org)
EPSS score
0.11%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 36 · Related 36
OPENSUSE-SU-2026:21388-1SUSE-SU-2026:22521-1SUSE-SU-2026:22522-1SUSE-SU-2026:22665-1SUSE-SU-2026:22666-1SUSE-SU-2026:22742-1

Timeline

  1. 09-06-2026
    PublishedVulnerability first disclosed.
  2. 05-08-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix rlimit for posix cpu timers Posix cpu timers requires an additional step beyond setting the rlimit. Refactor the code so its clear when what code is setting the limit and conditionally update the posix cpu timers when appropriate.

CVSS metrics

5 scores · 4 sources · 2 versions

EPSS trend

Probability

0.11%

Chance of exploitation in the next 30 days

Percentile

1%

Versus all other CVEs

30-day change

0.00 pp

From 0.11% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.11%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ubuntu156 products
  • linuxAll versions (No fix recorded) | < 5.15.0-186.196 | < 6.8.0-134.134
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 5.15.0-1112.119 | < 6.8.0-1060.63
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • linux≥ baa73d9e478ff32d62f3f9422822b59dd9a95a21, < e1cc11550b2f66687a374536c9dfdddcefca0efe | ≥ baa73d9e478ff32d62f3f9422822b59dd9a95a21, < 2232d7cd243833ad750cae656d1817fe43744a09 | ≥ baa73d9e478ff32d62f3f9422822b59dd9a95a21, < 28aa93fcfb33b6d580c5df4ae8b6d13fb0e6fcd3 | ≥ baa73d9e478ff32d62f3f9422822b59dd9a95a21, < 1f736dfe27c857b78f8461cd7c3dd9640be74b37 | ≥ baa73d9e478ff32d62f3f9422822b59dd9a95a21, < e43818b16815c0c2bf933ef28316f8e704e5e0ef | ≥ baa73d9e478ff32d62f3f9422822b59dd9a95a21, < 9bf1fa150775b0c6b794e4b6a2c0395e13777999 | ≥ baa73d9e478ff32d62f3f9422822b59dd9a95a21, < 57d51d41b90eface809b72e0e009b50546492f1f | ≥ baa73d9e478ff32d62f3f9422822b59dd9a95a21, < 6ca56813f4a589f536adceb42882855d91fb1125 | 4.10
  • linux_kernel≥ 4.10, < 5.10.252 | ≥ 5.11, < 5.15.202 | ≥ 5.16, < 6.1.165 | ≥ 6.2, < 6.6.128 | ≥ 6.7, < 6.12.75 | ≥ 6.13, < 6.18.14 | ≥ 6.19, < 6.19.4
Debian1 product
  • linux< 6.1.170-1 | < 6.12.85-1 | < 6.18.14-1

3 vendors · 159 products

References

36 links
Show all 36 references