Test ID:	1.3.6.1.4.1.25623.1.1.13.2021.139.01
Category:	Slackware Local Security Checks
Title:	Slackware: Security Advisory (SSA:2021-139-01)
Summary:	The remote host is missing an update for the 'libX11' package(s) announced via the SSA:2021-139-01 advisory.
Description:	Summary: The remote host is missing an update for the 'libX11' package(s) announced via the SSA:2021-139-01 advisory. Vulnerability Insight: New libX11 packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix a security issue. Here are the details from the Slackware 14.2 ChangeLog: +--------------------------+ patches/packages/libX11-1.7.1-i586-1_slack14.2.txz: Upgraded. This update fixes missing request length checks in libX11 that can lead to the emission of extra X protocol requests to the X server. For more information, see: [links moved to references] (* Security fix *) +--------------------------+ Affected Software/OS: 'libX11' package(s) on Slackware 14.0, Slackware 14.1, Slackware 14.2, Slackware current. Solution: Please install the updated package(s). CVSS Score: 7.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2021-31535 Debian Security Information: DSA-4920 (Google Search) https://www.debian.org/security/2021/dsa-4920 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TEOT4RLB76RVPJQKGGTIKTBIOLHX2NR6/ http://seclists.org/fulldisclosure/2021/May/52 https://security.gentoo.org/glsa/202105-16 http://packetstormsecurity.com/files/162737/libX11-Insufficient-Length-Check-Injection.html https://gitlab.freedesktop.org/xorg/lib/libx11/-/commit/8d2e02ae650f00c4a53deb625211a0527126c605 https://lists.freedesktop.org/archives/xorg/ https://lists.x.org/archives/xorg-announce/2021-May/003088.html https://unparalleled.eu/blog/2021/20210518-using-xterm-to-navigate-the-huge-color-space/ https://unparalleled.eu/publications/2021/advisory-unpar-2021-1.txt https://www.openwall.com/lists/oss-security/2021/05/18/2 https://www.openwall.com/lists/oss-security/2021/05/18/3 https://lists.debian.org/debian-lts-announce/2021/05/msg00021.html https://lists.apache.org/thread.html/r61db8e7dcb56dc000a5387a88f7a473bacec5ee01b9ff3f55308aacc@%3Cdev.kafka.apache.org%3E https://lists.apache.org/thread.html/rbf4ce74b0d1fa9810dec50ba3ace0caeea677af7c27a97111c06ccb7@%3Cdev.kafka.apache.org%3E https://lists.apache.org/thread.html/r61db8e7dcb56dc000a5387a88f7a473bacec5ee01b9ff3f55308aacc@%3Cusers.kafka.apache.org%3E https://lists.apache.org/thread.html/rbf4ce74b0d1fa9810dec50ba3ace0caeea677af7c27a97111c06ccb7@%3Cusers.kafka.apache.org%3E http://www.openwall.com/lists/oss-security/2021/05/18/2
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