What’s Vulnerable › Vulnerabilities

CVE-2022-50732: staging: rtl8192u: Fix use after free in ieee80211_rx()

• Severity: high (CVSS 8.8 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: 2025-12-24 · updated 2026-08-04

Description

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8192u: Fix use after free in ieee80211_rx() We cannot dereference the "skb" pointer after calling ieee80211_monitor_rx(), because it is a use after free.

Affected products

• Linux kernel: 2.6.33 — fixed in 6.2

How to fix

Upgrade to a fixed version: Linux kernel 6.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/288ada16a93aab5aa2ebea8190aafdb35b716854
• https://git.kernel.org/stable/c/73df1172bbcc8d45cd28e3b1a9ca2edb2f9f7ce6
• https://git.kernel.org/stable/c/9c03db0ec84b7964a11b20706665c99a5fead332
• https://git.kernel.org/stable/c/a0df8d44b555ae09729d6533fd4532977563c7b9
• https://git.kernel.org/stable/c/b0aaec894a909c88117c8bda6c7c9b26cf7c744b
• https://git.kernel.org/stable/c/bcc5e2dcf09089b337b76fc1a589f6ff95ca19ac
• https://git.kernel.org/stable/c/daa8045a991363ccdae5615d170f35aa1135e7a7
• https://git.kernel.org/stable/c/de174163c0d319ff06d622e79130a0017c8f5a6e
• https://git.kernel.org/stable/c/fdc62d31d50e4ce5d8f363fcb8299ba0e00ee6fd

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