Out-of-bounds read in Binutils - CVE-2017-15021
Published: October 5, 2017 / Updated: February 10, 2022
Vulnerability identifier: #VU38137
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-15021
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: GNU
Affected software:
Binutils
Binutils
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in bfd_get_debug_link_info_1 in opncls.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29,. A remote attacker can perform a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file, related to bfd_getl32.
How to mitigate CVE-2017-15021
Install update from vendor's website.