Improper Input Validation Affecting elfutils package, versions <0.168-1
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.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Improper Input Validation vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-DEBIAN9-ELFUTILS-322405
- published9 Apr 2017
- disclosed9 Apr 2017
Introduced: 9 Apr 2017
CVE-2017-7609 (opens in a new tab)How to fix?
Upgrade Debian:9 elfutils to version 0.168-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream elfutils package and not the elfutils package as distributed by Debian.
See How to fix? for Debian:9 relevant fixed versions and status.
elf_compress.c in elfutils 0.168 does not validate the zlib compression factor, which allows remote attackers to cause a denial of service (memory consumption) via a crafted ELF file.
References
- https://security-tracker.debian.org/tracker/CVE-2017-7609
- https://security.gentoo.org/glsa/201710-10
- https://blogs.gentoo.org/ago/2017/04/03/elfutils-memory-allocation-failure-in-__libelf_decompress-elf_compress-c
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-7609
- https://usn.ubuntu.com/3670-1/