Test ID:	1.3.6.1.4.1.25623.1.1.1.1.2023.5453
Category:	Debian Local Security Checks
Title:	Debian: Security Advisory (DSA-5453-1)
Summary:	The remote host is missing an update for the Debian 'linux' package(s) announced via the DSA-5453-1 advisory.
Description:	Summary: The remote host is missing an update for the Debian 'linux' package(s) announced via the DSA-5453-1 advisory. Vulnerability Insight: Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. CVE-2023-2156 It was discovered that a flaw in the handling of the RPL protocol may allow an unauthenticated remote attacker to cause a denial of service if RPL is enabled (not by default in Debian). CVE-2023-31248 Mingi Cho discovered a use-after-free flaw in the Netfilter nf_tables implementation when using nft_chain_lookup_byid, which may result in local privilege escalation for a user with the CAP_NET_ADMIN capability in any user or network namespace. CVE-2023-35001 Tanguy DUBROCA discovered an out-of-bounds reads and write flaw in the Netfilter nf_tables implementation when processing an nft_byteorder expression, which may result in local privilege escalation for a user with the CAP_NET_ADMIN capability in any user or network namespace. For the oldstable distribution (bullseye), these problems have been fixed in version 5.10.179-2. We recommend that you upgrade your linux packages. For the detailed security status of linux please refer to its security tracker page at: [link moved to references] Affected Software/OS: 'linux' package(s) on Debian 11. Solution: Please install the updated package(s). CVSS Score: 6.8 CVSS Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2023-2156 Debian Security Information: DSA-5448 (Google Search) https://www.debian.org/security/2023/dsa-5448 Debian Security Information: DSA-5453 (Google Search) https://www.debian.org/security/2023/dsa-5453 https://bugzilla.redhat.com/show_bug.cgi?id=2196292 https://www.zerodayinitiative.com/advisories/ZDI-23-547/ https://lists.debian.org/debian-lts-announce/2023/08/msg00001.html http://www.openwall.com/lists/oss-security/2023/05/17/8 http://www.openwall.com/lists/oss-security/2023/05/17/9 http://www.openwall.com/lists/oss-security/2023/05/18/1 http://www.openwall.com/lists/oss-security/2023/05/19/1 Common Vulnerability Exposure (CVE) ID: CVE-2023-31248 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGZC5XOANA75OJ4XARBBXYSLDKUIJI5E/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UPHI46ROSSLVAV4R5LJWJYU747JGOS6D/ http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html https://lore.kernel.org/netfilter-devel/20230705121627.GC19489@breakpoint.cc/T/ https://www.openwall.com/lists/oss-security/2023/07/05/2 http://www.openwall.com/lists/oss-security/2023/07/05/2 Common Vulnerability Exposure (CVE) ID: CVE-2023-35001 https://lore.kernel.org/netfilter-devel/20230705121515.747251-1-cascardo@canonical.com/T/ https://www.openwall.com/lists/oss-security/2023/07/05/3 https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html http://www.openwall.com/lists/oss-security/2023/07/05/3
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