CVE-2026-31634

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 36/100
Published: 2026-04-24 Modified: 2026-11-11 First seen: 2026-11-06 Status: active

Attack Surface

Low Complexity No Interaction

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: None
A: High

Description

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix reference count leak in rxrpc_server_keyring() This patch fixes a reference count leak in rxrpc_server_keyring() by checking if rx->securities is already set.

Affected Software (27)

VendorProductVersion
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 45d9584e51bdd61faf1900f82666d4ea6a85da72
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < fc76d0bd00850b7372f0a4a319c0c60f80487632
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < c6d9ea26cf8756ad6f162578e94a5f82f6fae3c2
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 9ce36d28f67c2a477a7e2f03480de3f6783fb363
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 12de9e0e0b0b7058be7dfb8a5927eb565bc25780
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 8ee931c3cd97f1c42b4fbf057f04b9dae45dfb7a
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 139c750bf06649097d98b0bc41e2a678b4627e27
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < f125846ee79fcae537a964ce66494e96fa54a6de
Linux Linux 2.6.22
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 45d9584e51bdd61faf1900f82666d4ea6a85da72
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < fc76d0bd00850b7372f0a4a319c0c60f80487632
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < c6d9ea26cf8756ad6f162578e94a5f82f6fae3c2
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 9ce36d28f67c2a477a7e2f03480de3f6783fb363
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 12de9e0e0b0b7058be7dfb8a5927eb565bc25780
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 8ee931c3cd97f1c42b4fbf057f04b9dae45dfb7a
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < 139c750bf06649097d98b0bc41e2a678b4627e27
Linux Linux 17926a79320afa9b95df6b977b40cca6d8713cea < f125846ee79fcae537a964ce66494e96fa54a6de
Linux Linux 2.6.22
linux linux_kernel 2.6.22.1 – 5.15.203
linux linux_kernel 2.6.22
linux linux_kernel 7.0
linux linux_kernel 7.0
linux linux_kernel 7.0
linux linux_kernel 7.0
linux linux_kernel 7.0
linux linux_kernel 7.0
linux linux_kernel 7.0

Bug Bounty Relevance

36 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

5.5 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.13%
Raw Score 0.001290
Percentile 2.6%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00129
2026-11-12
0.00129
2026-11-10
0.00129
2026-11-09
0.00129
2026-11-08
0.00129
2026-11-07
0.00129
2026-11-06
0.00129

Intelligence Sources

mitre ref →
nvd ref →