Out-of-bounds Read Affecting libsolv-tools package, versions <0:0.6.34-4.el7
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Test your applications- Snyk ID SNYK-RHEL7-LIBSOLVTOOLS-4885745
- published 26 Jul 2021
- disclosed 22 Nov 2018
Introduced: 22 Nov 2018
CVE-2018-20534 Open this link in a new tabHow to fix?
Upgrade RHEL:7 libsolv-tools to version 0:0.6.34-4.el7 or higher.
This issue was patched in RHSA-2019:2290.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libsolv-tools package and not the libsolv-tools package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
There is an illegal address access at ext/testcase.c in libsolv.a in libsolv through 0.7.2 that will cause a denial of service. NOTE: third parties dispute this issue stating that the issue affects the test suite and not the underlying library. It cannot be exploited in any real-world application
References
- https://bugzilla.suse.com/show_bug.cgi?id=1120631
- https://access.redhat.com/security/cve/CVE-2018-20534
- https://bugzilla.redhat.com/show_bug.cgi?id=1652604
- https://github.com/openSUSE/libsolv/pull/291
- https://access.redhat.com/errata/RHSA-2019:2290
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html
- https://usn.ubuntu.com/3916-1/