Buffer overflow in Linux

CVE-2026-43075

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2_write_end_inline KASAN reports a use-after-free write of 4086 bytes in ocfs2_write_end_inline, called from ocfs2_write_end_nolock…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (2.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Linux — versions 1afc32b952335f665327a1a9001ba1b44bb76fd9, 6.6.136, 6.18.24
  • Linux Linux_kernel — versions 2.6.24, 7.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-43075?
CVE-2026-43075 is a high-severity vulnerability in Linux, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-05-06.
How severe is CVE-2026-43075?
High severity. CVSS v3 base score is 7.8 out of 10.