CVE-2025-39777In the Linux kernel, the following vulnerability has been resolved: crypto: acomp - Fix CFI failure due to type punning To avoid a crash when control flow integrity is enabled, make the workspace ("s…
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In the Linux kernel, the following vulnerability has been resolved: crypto: acomp - Fix CFI failure due to type punning To avoid a crash when control flow integrity is enabled, make the workspace ("stream") free function use a consistent type, and call it through a function pointer that has that same type.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Oct 19, 2026
- First seen by InfoSec Signals
- Oct 19, 2026
Affected products
linux linux_kernel linux:linux_kernel | from 6.16 before 6.16.4 | NVD |
References
- https://git.kernel.org/stable/c/7ec68c59461ca846aab9b7c2b39f63ac7c8a43cfpatch
- https://git.kernel.org/stable/c/962ddc5a7a4b04c007bba0f3e7298cda13c62efdpatch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.