What’s Vulnerable › Vulnerabilities

CVE-2024-50124: Bluetooth: ISO: Fix UAF on iso_sock_timeout

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-11-05 · updated 2026-08-04
• Weakness: CWE-416

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix UAF on iso_sock_timeout conn->sk maybe have been unlinked/freed while waiting for iso_conn_lock so this checks if the conn->sk is still valid by checking if it part of iso_sk_list.

Affected products

• Linux kernel: from 6.0 before 6.1.115; from 6.2 before 6.6.59; from 6.7 before 6.11.6; 6.12-rc1, 6.12-rc2, 6.12-rc3, 6.12-rc4 — fixed in 6.1.115, 6.11.6, 6.6.59

How to fix

Upgrade to a fixed version: Linux kernel 6.1.115, 6.11.6, 6.6.59. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/14bcb721d241e62fdd18f6f434a2ed2ab6e71a9b
• https://git.kernel.org/stable/c/246b435ad668596aa0e2bbb9d491b6413861211a
• https://git.kernel.org/stable/c/876ac72d535fa94f4ac57bba651987c6f990f646
• https://git.kernel.org/stable/c/d75aad1d3143ca68cda52ff80ac392e1bbd84325
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

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