Use After Free in Linux

CVE-2024-39503

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Fix race between namespace cleanup and gc in the list:set type Lion Ackermann reported that there is a race condition between namespace cleanup in ipse…

Vulnerability class: Race Condition

EPSS: 0.002 (10.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Linux — versions 6.6.18, 653bc5e6d9995d7d5f497c665b321875a626161c, b93a6756a01f4fd2f329a39216f9824c56a66397
  • Linux Linux_kernel — versions 6.8, 6.10

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-39503?
CVE-2024-39503 is a high-severity vulnerability in Linux, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2024-07-12.
How severe is CVE-2024-39503?
High severity. CVSS v3 base score is 7.0 out of 10.
Is CVE-2024-39503 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.