CVE-2023-53153
Last modified
CVE-2023-53153 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.32, < 4.14.308 |
| Linux | Linux Kernel | >= 4.15, < 4.19.276 |
| Linux | Linux Kernel | >= 4.20, < 5.4.235 |
| Linux | Linux Kernel | >= 5.5, < 5.10.173 |
| Linux | Linux Kernel | >= 5.11, < 5.15.99 |
| Linux | Linux Kernel | >= 5.16, < 6.1.16 |
| Linux | Linux Kernel | >= 6.2, < 6.2.3 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
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