CVE-2026-31643 PUBLISHED

rxrpc: Fix key parsing memleak

Assigner: Linux
Reserved: 09.03.2026 Published: 24.04.2026 Updated: 24.04.2026

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.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 0ca100ff4df64f5d0f6c1dd5080c3e096786bea6 to d5f76f812d2c0ea6dd651b0586be49e85ecca085 (excl.)
  • affected from 0ca100ff4df64f5d0f6c1dd5080c3e096786bea6 to 01f51318feb626deee1d0c8a190198cd7857d599 (excl.)
  • affected from 0ca100ff4df64f5d0f6c1dd5080c3e096786bea6 to b555912b9b21075e8298015f888ffe3ff60b1a97 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.16 is affected
  • unaffected from 0 to 6.16 (excl.)
  • unaffected from 6.18.23 to 6.18.* (incl.)
  • unaffected from 6.19.13 to 6.19.* (incl.)
  • unaffected from 7.0 to * (incl.)

References