CVE-2023-53153
wifi: cfg80211: Fix use after free for wext
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Fix use after free for wext Key information in wext.connect is not reset on (re)connect and can hold data from a previous connection. Reset key data to avoid that drivers or mac80211 incorrectly detect a WEP connection request and access the freed or already reused memory. Additionally optimize cfg80211_sme_connect() and avoid an useless schedule of conn_work.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
2.6.32
References 8
git.kernel.org
- stable/c/66af4a2ab1d65d556d638cb9555a3b823c2557a9
- stable/c/a2a92b3e9d8e03ee3f9ee407fc46a9b4bd02d8b6
- stable/c/6f1959c17d4cb5b74af6fc31dc787e1dc3e4f6e2
- stable/c/2cfe78619b0de6d2da773978bc2d22797212eaa7
- stable/c/fd081afd21eb35b968b0330700c43ec94986e1c4
- stable/c/22dfb21bf1cd876616d45cda1bc6daa89eec6747
- stable/c/f4b6a138efb8a32507b8946104e32cb926308da7
- stable/c/015b8cc5e7c4d7bb671f1984d7b7338c310b185b