What’s Vulnerable › Vulnerabilities

CVE-2024-36032: Bluetooth: qca: fix info leak when fetching fw build id

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-30 · updated 2026-08-04
• Weakness: CWE-668

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: qca: fix info leak when fetching fw build id Add the missing sanity checks and move the 255-byte build-id buffer off the stack to avoid leaking stack data through debugfs in case the build-info reply is malformed.

Affected products

• Linux kernel: from 5.12 before 5.15.162; from 5.16 before 6.1.91; from 6.2 before 6.6.31; from 6.7 before 6.8.10; 6.9-rc1, 6.9-rc2, 6.9-rc3, 6.9-rc4, 6.9-rc5, 6.9-rc6 (+1) — fixed in 5.15.162, 6.1.91, 6.6.31, 6.8.10

How to fix

Upgrade to a fixed version: Linux kernel 5.15.162, 6.1.91, 6.6.31, 6.8.10. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/57062aa13e87b1a78a4a8f6cb5fab6ba24f5f488
• https://git.kernel.org/stable/c/62d5550ab62042dcceaf18844d0feadbb962cffe
• https://git.kernel.org/stable/c/6b63e0ef4d3ce0080395e5091fba2023f246c45a
• https://git.kernel.org/stable/c/a571044cc0a0c944e7c12237b6768aeedd7480e1
• https://git.kernel.org/stable/c/cda0d6a198e2a7ec6f176c36173a57bdd8af7af2
• https://git.kernel.org/stable/c/57062aa13e87b1a78a4a8f6cb5fab6ba24f5f488
• https://git.kernel.org/stable/c/62d5550ab62042dcceaf18844d0feadbb962cffe
• https://git.kernel.org/stable/c/6b63e0ef4d3ce0080395e5091fba2023f246c45a
• https://git.kernel.org/stable/c/a571044cc0a0c944e7c12237b6768aeedd7480e1
• https://git.kernel.org/stable/c/cda0d6a198e2a7ec6f176c36173a57bdd8af7af2

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