UBUNTU-CVE-2025-39849
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: sme: cap SSID length in __cfg80211_connect_result() If the ssid->datalen is more than IEEE80211_MAX_SSID_LEN (32) it would lead to memory corruption so add some bounds checking.
02 / AFFECTED SOFTWARE
Affected packages
11 explicit affected versions
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39 explicit affected versions
13 explicit affected versions
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7 explicit affected versions
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16 explicit affected versions
3 explicit affected versions
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26 explicit affected versions
45 explicit affected versions
37 explicit affected versions
44 explicit affected versions
14 explicit affected versions
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9 explicit affected versions
11 explicit affected versions
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7 explicit affected versions
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1 explicit affected versions
13 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
38 explicit affected versions
14 explicit affected versions
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78 explicit affected versions
11 explicit affected versions
1 explicit affected versions
12 explicit affected versions
32 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: sme: cap SSID length in __cfg80211_connect_result() If the ssid->datalen is more than IEEE80211_MAX_SSID_LEN (32) it would lead to memory corruption so add some bounds checking.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/62b635dcd69c4fde7ce1de4992d71420a37e51e3
- https://git.kernel.org/stable/c/31229145e6ba5ace3e9391113376fa05b7831ede
- https://git.kernel.org/stable/c/5cb7cab7adf9b1e6a99e2081b0e30e9e59d07523
- https://git.kernel.org/stable/c/62b635dcd69c4fde7ce1de4992d71420a37e51e3
- https://git.kernel.org/stable/c/8e751d46336205abc259ed3990e850a9843fb649
- https://git.kernel.org/stable/c/e472f59d02c82b511bc43a3f96d62ed08bf4537f
- https://ubuntu.com/security/CVE-2025-39849
- https://ubuntu.com/security/notices/USN-8095-1
- https://ubuntu.com/security/notices/USN-8095-2
- https://ubuntu.com/security/notices/USN-8095-3
- https://ubuntu.com/security/notices/USN-8095-4
- https://ubuntu.com/security/notices/USN-8095-5
- https://ubuntu.com/security/notices/USN-8100-1
- https://ubuntu.com/security/notices/USN-8125-1
- https://ubuntu.com/security/notices/USN-8126-1
- https://ubuntu.com/security/notices/USN-8165-1
- https://ubuntu.com/security/notices/USN-8261-1
- https://www.cve.org/CVERecord?id=CVE-2025-39849