wpa_supplicant: The wpa_supplicant packages contain an 802.1X Supplicant with support for WEP, WPA, WPA2 (IEEE 802.11i / RSN), and va...
CVE-2021-27803 is fixed in 4 products on 1 platform, first by hostapd 2:2.6-15ubuntu2.8, released February 26, 2021. It is not reported as exploited. Patch Radar priority: High.
The wpa_supplicant packages contain an 802.1X Supplicant with support for WEP, WPA, WPA2 (IEEE 802.11i / RSN), and various EAP authentication methods. They implement key negotiation with a WPA Authenticator for client stations and controls the roaming and IEEE 802.11 authentication and association of the WLAN driver. Security Fix(es): * wpa_supplicant: Use-after-free in P2P provision discovery processing (CVE-2021-27803) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| hostapd · Ubuntu 18.04.6 LTS (bionic) | 2:2.6-15ubuntu2.8 | hostapd 2:2.6-15ubuntu2.8 | Feb 26, 2021 |
| hostapd · Ubuntu 20.04 LTS (focal) | 2:2.9-1ubuntu4.3 | hostapd 2:2.9-1ubuntu4.3 | Feb 26, 2021 |
| wpa_supplicant · RHEL 8 | 1:2.9-2.el8_3.1 | RHSA-2021:0809 | Mar 11, 2021 |
| wpa_supplicant · ol 8 | 1:2.9-2.el8_3.1 | ELSA-2021-0809 | Mar 11, 2021 |
| wpagui · Ubuntu 18.04.6 LTS (bionic) | 2:2.6-15ubuntu2.8 | wpagui 2:2.6-15ubuntu2.8 | Feb 26, 2021 |
| wpagui · Ubuntu 20.04 LTS (focal) | 2:2.9-1ubuntu4.3 | wpagui 2:2.9-1ubuntu4.3 | Feb 26, 2021 |
| wpasupplicant · Ubuntu 18.04.6 LTS (bionic) | 2:2.6-15ubuntu2.8 | wpasupplicant 2:2.6-15ubuntu2.8 | Feb 26, 2021 |
| wpasupplicant · Ubuntu 20.04 LTS (focal) | 2:2.9-1ubuntu4.3 | wpasupplicant 2:2.9-1ubuntu4.3 | Feb 26, 2021 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.