Use After Free Affecting binutils package, versions <2.26.1-1ubuntu1~16.04.8+esm1
Snyk CVSS
Attack Complexity
Low
User Interaction
Required
Availability
High
Threat Intelligence
EPSS
0.14% (50th
percentile)
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Test your applications- Snyk ID SNYK-UBUNTU1604-BINUTILS-561067
- published 31 Dec 2018
- disclosed 31 Dec 2018
Introduced: 31 Dec 2018
CVE-2018-20623 Open this link in a new tabHow to fix?
Upgrade Ubuntu:16.04
binutils
to version 2.26.1-1ubuntu1~16.04.8+esm1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream binutils
package and not the binutils
package as distributed by Ubuntu
.
See How to fix?
for Ubuntu:16.04
relevant fixed versions and status.
In GNU Binutils 2.31.1, there is a use-after-free in the error function in elfcomm.c when called from the process_archive function in readelf.c via a crafted ELF file.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-20623
- https://support.f5.com/csp/article/K38336243
- https://security-tracker.debian.org/tracker/CVE-2018-20623
- https://sourceware.org/bugzilla/show_bug.cgi?id=24049
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
- http://www.securityfocus.com/bid/106370
- https://usn.ubuntu.com/4336-1/