CVE-2023-53802
Last modified
CVE-2023-53802 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: htc_hst: free skb in ath9k_htc_rx_msg() if there is no callback function It is stated that ath9k_htc_rx_msg() either frees the provided skb or passes its management to another callback function. However, the skb is not freed in case there is no another callback function, and Syzkaller was able to cause a memory leak. EPSS estimates a 0.17% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: htc_hst: free skb in ath9k_htc_rx_msg() if there is no callback function It is stated that ath9k_htc_rx_msg() either frees the provided skb or passes its management to another callback function. However, the skb is not freed in case there is no another callback function, and Syzkaller was able to cause a memory leak. Also minor comment fix. Found by Linux Verification Center (linuxtesting.org) with Syzkaller.
Metrics
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | >= fb9987d0f748c983bb795a86f47522313f701a08, < b11f95f65cc52ee3a756e6f6a88df37a203e25bd; >= fb9987d0f748c983bb795a86f47522313f701a08, < 68171c006c8645a3e0293a6c3e6037c6538ac1c5; >= fb9987d0f748c983bb795a86f47522313f701a08, < 564bc2222bf50eb6cdee715a5431bf4dc9f923c1; >= fb9987d0f748c983bb795a86f47522313f701a08, < ec246dfe006b2a8f36353f7489e4f525114db9a5; >= fb9987d0f748c983bb795a86f47522313f701a08, < c0c0614f143b568cd0e9525d53cf12e5dcd11987; >= fb9987d0f748c983bb795a86f47522313f701a08, < 5a84e51f72580fc70066b03f3dac38421e702a0b; >= fb9987d0f748c983bb795a86f47522313f701a08, < bbfababb4f899fe1556eac195f9774b6fe675fb6; >= fb9987d0f748c983bb795a86f47522313f701a08, < 9b25e3985477ac3f02eca5fc1e0cc6850a3f7e69 |
| Linux | Linux | 2.6.35 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
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