CVE-2026-31643

MEDIUM EPSS 2.2%
Published Apr 24, 20262mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 24, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix key parsing memleak In rxrpc_preparse_xdr_yfs_rxgk(), the memory attached to token->rxgk can be leaked in a few error paths after it's allocated. Fix this by freeing it in the "reject_token:" case.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
2.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 10

VendorProductVersionRange
linuxlinux_kernel*≥6.16.1  –  <6.18.23
linuxlinux_kernel*≥6.19  –  <6.19.13
linuxlinux_kernel6.16any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any

References 3

  • git.kernel.org https://git.kernel.org/stable/c/01f51318feb626deee1d0c8a190198cd7857d599
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b555912b9b21075e8298015f888ffe3ff60b1a97
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d5f76f812d2c0ea6dd651b0586be49e85ecca085
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/01f51318feb626deee1d0c8a190198cd7857d599
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b555912b9b21075e8298015f888ffe3ff60b1a97
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d5f76f812d2c0ea6dd651b0586be49e85ecca085
    Patch