Published: 06/02/2018 Updated: 31/10/2019

CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6

CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8

VMScore: 384

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

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.

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gnu binutils 2.30

The bfd_get_debug_link_info_1 function in opnclsc in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 230, has an unchecked strnlen operation Remote attackers could leverage this vulnerability to cause a denial of service (segmentation fault) via a crafted ELF file ...

CWE-20 https://sourceware.org/bugzilla/show_bug.cgi?id=22794 http://www.securityfocus.com/bid/103030 https://security.gentoo.org/glsa/201811-17 http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html https://nvd.nist.gov https://access.redhat.com/security/cve/cve-2018-6759

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CVE-2018-6759

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