PT-2026-34415 · Linux · Linux Kernel

CVE-2026-31510 · Published 2026-04-22 · Updated 2026-06-05

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A null pointer dereference exists in the Bluetooth L2CAP component. The issue occurs within the l2cap sock ready cb() function when the sk pointer is used without verifying if it is null.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2026-31510

ECHO-5D94-ACC1-86A4

OESA-2026-2581

Affected Products

Linux Kernel

References · 126

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31510.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-31452 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-43148 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-31392 · Security Note
• https://git.kernel.org/stable/c/898b89c90ff9496e64b9331040778cc4e1b28c9d · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-31451 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-43345 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-31540 · Security Note
• https://cve.org/CVERecord?id=CVE-2026-31510 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-23063 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-31496 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-43212 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-31685 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-31446 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-68334 · Security Note