Out-of-Bounds Affecting libsolv-tools package, versions <0:0.6.34-4.amzn2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-AMZN2-LIBSOLVTOOLS-1677533
- published27 Sept 2021
- disclosed28 Dec 2018
Introduced: 28 Dec 2018
CVE-2018-20534 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2 libsolv-tools to version 0:0.6.34-4.amzn2 or higher.
This issue was patched in ALAS2-2019-1374.
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 Amazon-Linux.
See How to fix? for Amazon-Linux:2 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
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=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
- https://access.redhat.com/errata/RHSA-2019:3583
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html
- https://usn.ubuntu.com/3916-1/