PublicDateAtUSN: 2021-02-26 23:15:00 UTC
Candidate: CVE-2021-27803
PublicDate: 2021-02-26 23:15:00 UTC
References:
 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27803
 https://www.openwall.com/lists/oss-security/2021/02/25/3
 https://w1.fi/security/2021-1/wpa_supplicant-p2p-provision-discovery-processing-vulnerability.txt
 http://www.openwall.com/lists/oss-security/2021/02/27/1
 https://ubuntu.com/security/notices/USN-4757-1
 https://ubuntu.com/security/notices/USN-4757-2
Description:
 A vulnerability was discovered in how p2p/p2p_pd.c in wpa_supplicant before
 2.10 processes P2P (Wi-Fi Direct) provision discovery requests. It could
 result in denial of service or other impact (potentially execution of
 arbitrary code), for an attacker within radio range.
Ubuntu-Description:
Notes:
Mitigation:
Bugs:
Priority: medium
Discovered-by:
Assigned-to: mdeslaur
CVSS:
 nvd: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H [7.5 HIGH]


Patches_wpa:
 upstream: https://w1.fi/cgit/hostap/commit/src/p2p/p2p_pd.c?id=8460e3230988ef2ec13ce6b69b687e941f6cdb32
 upstream: https://w1.fi/security/2021-1/0001-P2P-Fix-a-corner-case-in-peer-addition-based-on-PD-R.patch
upstream_wpa: released (2:2.9.0-21)
precise/esm_wpa: DNE
trusty_wpa: ignored (out of standard support)
trusty/esm_wpa: released (2.1-0ubuntu1.7+esm4)
xenial_wpa: released (2.4-0ubuntu6.8)
esm-infra/xenial_wpa: released (2.4-0ubuntu6.8)
bionic_wpa: released (2:2.6-15ubuntu2.8)
focal_wpa: released (2:2.9-1ubuntu4.3)
groovy_wpa: released (2:2.9-1ubuntu8.2)
devel_wpa: released (2:2.9.0-21)