Information Exposure Affecting glib2 package, versions <0:2.56.4-156.el8
Threat Intelligence
EPSS
0.07% (33rd
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-GLIB2-4148992
- published 6 Oct 2021
- disclosed 4 Mar 2021
How to fix?
Upgrade RHEL:8 glib2 to version 0:2.56.4-156.el8 or higher.
This issue was patched in RHSA-2021:4385.
NVD Description
Note: Versions mentioned in the description apply only to the upstream glib2 package and not the glib2 package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A flaw was found in glib before version 2.63.6. Due to random charset alias, pkexec can leak content from files owned by privileged users to unprivileged ones under the right condition.
References
- https://access.redhat.com/security/cve/CVE-2021-3800
- https://access.redhat.com/errata/RHSA-2021:4385
- https://bugzilla.redhat.com/show_bug.cgi?id=1938284
- https://gitlab.gnome.org/GNOME/glib/-/commit/3529bb4450a51995
- https://lists.debian.org/debian-lts-announce/2022/09/msg00020.html
- https://security.netapp.com/advisory/ntap-20221028-0004/
- https://www.openwall.com/lists/oss-security/2017/06/23/8
CVSS Scores
version 3.1