Out-of-bounds Read in Linux
CVE-2026-31641
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix RxGK token loading to check bounds rxrpc_preparse_xdr_yfs_rxgk() reads the raw key length and ticket length from the XDR token as u32 values and passes each t…
Vulnerability class: Buffer Overflow
EPSS: 0.001 (4.0th 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 0ca100ff4df64f5d0f6c1dd5080c3e096786bea6, 6.16, 0
- Linux Linux_kernel — versions 6.16, 7.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-31641?
- CVE-2026-31641 is a high-severity vulnerability in Linux, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2026-04-24.
- How severe is CVE-2026-31641?
- High severity. CVSS v3 base score is 7.8 out of 10.