Use After Free Affecting kernel-rt package, versions <0:3.10.0-229.7.2.rt56.141.6.el7_1
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELRT-2048164
- published 26 Jul 2021
- disclosed 16 Jan 2015
Introduced: 16 Jan 2015
CVE-2015-1573 Open this link in a new tabHow to fix?
Upgrade Centos:7 kernel-rt to version 0:3.10.0-229.7.2.rt56.141.6.el7_1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt package and not the kernel-rt package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
The nft_flush_table function in net/netfilter/nf_tables_api.c in the Linux kernel before 3.18.5 mishandles the interaction between cross-chain jumps and ruleset flushes, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability.
References
- http://www.securityfocus.com/bid/72552
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a2f18db0c68fec96631c10cad9384c196e9008ac
- https://bugzilla.redhat.com/show_bug.cgi?id=1190966
- https://github.com/torvalds/linux/commit/a2f18db0c68fec96631c10cad9384c196e9008ac
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5
- https://access.redhat.com/security/cve/CVE-2015-1573
- http://www.openwall.com/lists/oss-security/2015/02/10/13
- http://rhn.redhat.com/errata/RHSA-2015-1137.html
- http://rhn.redhat.com/errata/RHSA-2015-1138.html
- https://access.redhat.com/errata/RHSA-2015:1139