Out-of-bounds Read Affecting elfutils package, versions <0:0.176-5.el8
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-RHEL8-ELFUTILS-3582660
- published26 Jul 2021
- disclosed18 Jan 2019
Introduced: 18 Jan 2019
CVE-2019-7149 (opens in a new tab)How to fix?
Upgrade RHEL:8 elfutils to version 0:0.176-5.el8 or higher.
This issue was patched in RHSA-2019:3575.
NVD Description
Note: Versions mentioned in the description apply only to the upstream elfutils package and not the elfutils package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A heap-based buffer over-read was discovered in the function read_srclines in dwarf_getsrclines.c in libdw in elfutils 0.175. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by eu-nm.
References
- https://access.redhat.com/security/cve/CVE-2019-7149
- https://sourceware.org/bugzilla/show_bug.cgi?id=24102
- https://sourceware.org/ml/elfutils-devel/2019-q1/msg00068.html
- https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html
- https://access.redhat.com/errata/RHSA-2019:3575
- https://usn.ubuntu.com/4012-1/