5.5

CVE-2024-26655: Fix memory leak in posix_clock_open()

Analyzed
AliasesUBUNTU-CVE-2024-26655DEBIAN-CVE-2024-26655
Published 01-04-2024Last modified 11-05-2026

Vulnerability summary

CVE-2024-26655 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 18.1% of scored vulnerabilities.

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
0.26%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 5 · Related 5
USN-6816-1USN-6817-1USN-6817-2USN-6817-3USN-6878-1

Timeline

  1. 01-04-2024
    PublishedVulnerability first disclosed.
  2. 11-05-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: Fix memory leak in posix_clock_open() If the clk ops.open() function returns an error, we don't release the pccontext we allocated for this clock. Re-organize the code slightly to make it all more obvious.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.26%

Chance of exploitation in the next 30 days

Percentile

18%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.26% 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

0 found

No public exploits indexed.

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.

Ubuntu72 products
  • linux< 6.8.0-35.35
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-aws< 6.8.0-1009.9
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • linux≥ 63cb05f600940a3b4824509e7e0e909f040c82ee, < f845cfa1a5ae697782bfcb843c9d06d3bc0cbbb6 | ≥ a006fc4485159dc9bc3c4156f433f62b9c2b709c, < 62a5adf57b56ee94075c889abea518b9dc66895d | ≥ 72ba2204a2a71b6f25873f20eb9329e1e7a01d03, < 375abf52353ca5e1a2e5f763629a870f91d0c38a | ≥ 221e4d1e29bb442ac4c47bc8ee095abf009ee8f3, < ea2d9bfd422e92fd197f6a0b1fe7d81413b871e0 | ≥ 60c6946675fc06dd2fd2b7a4b6fd1c1f046f1056, < a88649b49523e8cbe95254440d803e38c19d2341 | ≥ 60c6946675fc06dd2fd2b7a4b6fd1c1f046f1056, < 0200dd7ed2335469955d7e69cc1a6fa7df1f3847 | ≥ 60c6946675fc06dd2fd2b7a4b6fd1c1f046f1056, < 5b4cdd9c5676559b8a7c944ac5269b914b8c0bb8 | 6.7
  • linux_kernel≥ 6.7, < 6.7.12 | ≥ 6.8, < 6.8.3 | 6.9:rc1
Debian1 product
  • linux< 6.7.12-1

3 vendors · 75 products

References

16 links
Show all 16 references