Information Exposure Affecting bpftool package, versions <0:4.18.0-372.9.1.el8
Threat Intelligence
EPSS
0.06% (29th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-BPFTOOL-2415840
- published 5 Mar 2022
- disclosed 6 May 2021
Introduced: 6 May 2021
CVE-2022-0850 Open this link in a new tabHow to fix?
Upgrade Centos:8 bpftool to version 0:4.18.0-372.9.1.el8 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:8 relevant fixed versions and status.
A vulnerability was found in linux kernel, where an information leak occurs via ext4_extent_header to userspace.
References
- https://access.redhat.com/security/cve/CVE-2022-0850
- https://bugzilla.redhat.com/show_bug.cgi?id=2060606
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ce3aba43599f0b50adbebff133df8d08a3d5fffe
- https://syzkaller.appspot.com/bug?id=78e9ad0e6952a3ca16e8234724b2fa92d041b9b8
CVSS Scores
version 3.1