CVE-2018-6759

Description

The bfd_get_debug_link_info_1 function in opncls.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, has an unchecked strnlen operation. Remote attackers could leverage this vulnerability to cause a denial of service (segmentation fault) via a crafted ELF file.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.32%
Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/201811-17 third party advisory vendor advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=22794 issue tracking third party advisory
http://www.securityfocus.com/bid/103030 vdb entry third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-6759?
CVE-2018-6759 has been scored as a medium severity vulnerability.
How to fix CVE-2018-6759?
To fix CVE-2018-6759, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-6759 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-6759 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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