What’s Vulnerable › Vulnerabilities

CVE-2024-35828: wifi: libertas: fix some memleaks in lbs_allocate_cmd_buffer()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-17 · updated 2026-10-15
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: libertas: fix some memleaks in lbs_allocate_cmd_buffer() In the for statement of lbs_allocate_cmd_buffer(), if the allocation of cmdarray[i].cmdbuf fails, both cmdarray and cmdarray[i].cmdbuf needs to be freed. Otherwise, there will be memleaks in lbs_allocate_cmd_buffer().

Affected products

• Debian Linux: 10.0
• Linux kernel: from 2.6.22 before 4.19.311; from 4.20 before 5.4.273; from 5.5 before 5.10.214; from 5.11 before 5.15.153; from 5.16 before 6.1.83; from 6.2 before 6.6.23 — fixed in 4.19.311, 5.10.214, 5.15.153, 5.4.273, 6.1.83, 6.6.23

How to fix

Upgrade to a fixed version: Linux kernel 4.19.311, 5.10.214, 5.15.153, 5.4.273. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/4d99d267da3415db2124029cb5a6d2d955ca43f9
• https://git.kernel.org/stable/c/5f0e4aede01cb01fa633171f0533affd25328c3a
• https://git.kernel.org/stable/c/8e243ac649c10922a6b4855170eaefe4c5b3faab
• https://git.kernel.org/stable/c/96481624fb5a6319079fb5059e46dbce43a90186
• https://git.kernel.org/stable/c/bea9573c795acec5614d4ac2dcc7b3b684cea5bf
• https://git.kernel.org/stable/c/d219724d4b0ddb8ec7dfeaed5989f23edabaf591
• https://git.kernel.org/stable/c/da10f6b7918abd5b4bc5c9cb66f0fc6763ac48f3
• https://git.kernel.org/stable/c/e888c4461e109f7b93c3522afcbbaa5a8fdf29d2
• https://git.kernel.org/stable/c/f0dd27314c7afe34794c2aa19dd6f2d30eb23bc7
• https://git.kernel.org/stable/c/4d99d267da3415db2124029cb5a6d2d955ca43f9
• https://git.kernel.org/stable/c/5f0e4aede01cb01fa633171f0533affd25328c3a
• https://git.kernel.org/stable/c/8e243ac649c10922a6b4855170eaefe4c5b3faab

Get alerted when CVE-2024-35828 or the next vulnerability affects your stack