Summary
It was discovered that wpa_supplicant did not properly handle P2P
(Wi-Fi Direct) group information in some situations, leading to a
heap overflow. A physically proximate attacker could use this to cause a
denial of service or possibly execute arbitrary code. (CVE-2021-0326)
It was discovered that hostapd did not properly handle UPnP subscribe
messages in some circumstances. An attacker could use this to cause a
denial of service. (CVE-2020-12695)
Fixed packages 3
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 16.04 LTS 16.04:LTS | wpa | 2.4-0ubuntu6.7 |
| Ubuntu · 18.04 LTS 18.04:LTS | wpa | 2:2.6-15ubuntu2.7 |
| Ubuntu · 20.04 LTS 20.04:LTS | wpa | 2:2.9-1ubuntu4.2 |
Vulnerabilities 2
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Unscored —
The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription …
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Unscored —CVE-2021-0326 Public exploit
In p2p_copy_client_info of p2p.c, there is a possible out of bounds write due to a missing bounds check. This could lea…