CVE-2026-31391
Not scored
crypto: atmel-sha204a - Fix OOM ->tfm_count leak
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.
Exploit probability
0.1%
Published
April 3, 2026
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-31391
View original source
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.
05 / REFERENCES
Further evidence
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/1ab70c260cf16f931a728b2cb63fff5f38c814d8
- https://git.kernel.org/stable/c/2bfc83cee05f8b9604502df27d94e8e2b4a3dbf1
- https://git.kernel.org/stable/c/66ee9c1c3575b5d6afc340faca00fd40ed5b7ad9
- https://git.kernel.org/stable/c/6f502049a96b368ea6646c49d9520d6f69a101fa
- https://git.kernel.org/stable/c/c2d0c45dbb9eb272385ae919b17eef5a5318d3f8
- https://git.kernel.org/stable/c/d240b079a37e90af03fd7dfec94930eb6c83936e
- https://git.kernel.org/stable/c/fd262dc6d758232511127372eba866b7600739ba
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31391.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-31391