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Slackware: 2021-362-01 Critical: wpa_supplicant Denial Of Service

slackware
Calendar Grey December 28, 2021
Dist Slackware Esm H88
Exciting updates for wpa_supplicant have been rolled out in Slackware, addressing critical vulnerabilities such as potential denial of service and additional concerns.
New wpa_supplicant packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues

Summary

Here are the details from the Slackware 14.2 ChangeLog: patches/packages/wpa_supplicant-2.9-i586-1_slack14.2.txz: Upgraded. This update fixes the following security issues: AP mode PMF disconnection protection bypass. UPnP SUBSCRIBE misbehavior in hostapd WPS AP. P2P group information processing vulnerability. P2P provision discovery processing vulnerability. ASN.1: Validate DigestAlgorithmIdentifier parameters. Flush pending control interface message for an interface to be removed. These issues could result in a denial-of-service, privilege escalation, arbitrary code execution, or other unexpected behavior. Thanks to nobodino for pointing out the patches. For more information, see: https://www.cve.org/CVERecord?id=CVE-2021-0326 https://www.cve.org/CVERecord?id=CVE-2021-0535 https://www.cve.org/CVERecord?id=CVE-2020-12695 https://www.cve.org/CVERecord?id=CVE-2019-16275 https://www.cve.org/CVERecord?id=CVE-2021-27803

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service privilege escalation slackware wpa_supplicant

Where Find New Packages

Thanks to the friendly folks at the OSU Open Source Lab (https://osuosl.org/) for donating FTP and rsync hosting to the Slackware project! :-)
Also see the "Get Slack" section on http://www.slackware.com/ for additional mirror sites near you.
Updated package for Slackware 14.0:
Updated package for Slackware x86_64 14.0:
Updated package for Slackware 14.1:
Updated package for Slackware x86_64 14.1:
Updated package for Slackware 14.2:
Updated package for Slackware x86_64 14.2:
Updated package for Slackware -current:
Updated package for Slackware x86_64 -current:

MD5 Signatures

Slackware 14.0 package: c7f924f06b8d72768571d8304f5c37e7 wpa_supplicant-2.9-i486-1_slack14.0.txz
Slackware x86_64 14.0 package: 993052fe0c17c01c57a68f1e7ead6254 wpa_supplicant-2.9-x86_64-1_slack14.0.txz
Slackware 14.1 package: fa383478bd07b1e7ae7d86b253b21375 wpa_supplicant-2.9-i486-1_slack14.1.txz
Slackware x86_64 14.1 package: 200d9c2a29cb6fa65ac997ce2e585dbd wpa_supplicant-2.9-x86_64-1_slack14.1.txz
Slackware 14.2 package: dcdc508c0b81f2101786ce35fc083c7b wpa_supplicant-2.9-i586-1_slack14.2.txz
Slackware x86_64 14.2 package: 50e4302b46ba90b9b6801c68b5f9a155 wpa_supplicant-2.9-x86_64-1_slack14.2.txz
Slackware -current package: ca90b2f1ab0b20a3001a02269528dd78 n/wpa_supplicant-2.9-i586-8.txz
Slackware x86_64 -current package: 34e0822856e122fbbfbd9c5bbffd6762 n/wpa_supplicant-2.9-x86_64-8.txz

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory denial of service privilege escalation slackware wpa_supplicant

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Installation Instructions

Installation instructions: Upgrade the package as root: # upgradepkg wpa_supplicant-2.9-i586-1_slack14.2.txz

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