Out-of-bounds Read Affecting libiberty package, versions *
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-UBUNTU1604-LIBIBERTY-382654
- published15 Jan 2019
- disclosed15 Jan 2019
Introduced: 15 Jan 2019
CVE-2018-20712 (opens in a new tab)How to fix?
There is no fixed version for Ubuntu:16.04 libiberty.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libiberty package and not the libiberty package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-20712
- https://support.f5.com/csp/article/K38336243
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20712
- https://security-tracker.debian.org/tracker/CVE-2018-20712
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629
- https://sourceware.org/bugzilla/show_bug.cgi?id=24043
- http://www.securityfocus.com/bid/106563