Out-of-bounds Write Affecting bpftool package, versions <0:3.10.0-1160.el7
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Test your applications- Snyk ID SNYK-CENTOS7-BPFTOOL-2173110
- published 26 Jul 2021
- disclosed 9 Jun 2020
Introduced: 9 Jun 2020
CVE-2020-14305 Open this link in a new tabHow to fix?
Upgrade Centos:7 bpftool to version 0:3.10.0-1160.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
An out-of-bounds memory write flaw was found in how the Linux kernel’s Voice Over IP H.323 connection tracking functionality handled connections on ipv6 port 1720. This flaw allows an unauthenticated remote user to crash the system, causing a denial of service. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
References
- https://security.netapp.com/advisory/ntap-20201210-0004/
- https://access.redhat.com/security/cve/CVE-2020-14305
- https://bugs.openvz.org/browse/OVZ-7188
- https://bugzilla.redhat.com/show_bug.cgi?id=1850716
- https://patchwork.ozlabs.org/project/netfilter-devel/patch/c2385b5c-309c-cc64-2e10-a0ef62897502@virtuozzo.com/
- https://access.redhat.com/errata/RHSA-2020:4060
- https://patchwork.ozlabs.org/project/netfilter-devel/patch/c2385b5c-309c-cc64-2e10-a0ef62897502%40virtuozzo.com/