Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-sha204a - Fix OOM ->tfm_count leak If memory allocation fails, decrement ->tfm_count to avoid blocking future reads.
CVSS Score
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.3, < 5.10.253 |
References
- https://git.kernel.org/stable/c/1ab70c260cf16f931a728b2cb63fff5f38c814d8Patch
- https://git.kernel.org/stable/c/2bfc83cee05f8b9604502df27d94e8e2b4a3dbf1Patch
- https://git.kernel.org/stable/c/66ee9c1c3575b5d6afc340faca00fd40ed5b7ad9Patch
- https://git.kernel.org/stable/c/6f502049a96b368ea6646c49d9520d6f69a101faPatch
- https://git.kernel.org/stable/c/c2d0c45dbb9eb272385ae919b17eef5a5318d3f8Patch
- https://git.kernel.org/stable/c/d240b079a37e90af03fd7dfec94930eb6c83936ePatch
- https://git.kernel.org/stable/c/fd262dc6d758232511127372eba866b7600739baPatch
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
FAQ
What is CVE-2026-31391?
CVE-2026-31391 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-sha204a - Fix OOM ->tfm_count leak If memory allocation fails, decrement ->tfm_count to avoid blocking future reads.
How severe is CVE-2026-31391?
CVE-2026-31391 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-31391?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.