CVE-2018-18309
MEDIUMGNU Binutils - Denial of Service via Missing Bounds Check in BFD Library
Title source: llmDescription
An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.31. An invalid memory address dereference was discovered in read_reloc in reloc.c. The vulnerability causes a segmentation fault and application crash, which leads to denial of service, as demonstrated by objdump, because of missing _bfd_clear_contents bounds checking.
References (6)
Core 6
Core References
Patch x_refsource_misc
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=0930cb3021b8078b34cf216e79eb8608d017864f
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://sourceware.org/bugzilla/show_bug.cgi?id=23770
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/105692
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
Vendor Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4336-1/
Scores
CVSS v3
5.5
EPSS
0.0018
EPSS Percentile
38.5%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-119
Status
published
Products (1)
gnu/binutils
2.31
Published
Oct 15, 2018
Tracked Since
Feb 18, 2026