CVE-2017-14939
mediumpriority · track · 34EPSS 0.059 · 93 %ileexploit · PoCEURUUSEPSS · scored 2026-10-27
decode_line_info in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandles a length calculation, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file, related to read_1_byte.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
affected products (7)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (18)
External citations — patches, advisories, analysis.
- https://blogs.gentoo.org/ago/2017/09/26/binutils-heap-based-buffer-overflow-in-read_1_byte-dwarf2-c/cnnvd
- https://packetstormsecurity.com/files/163618/Ubuntu-Security-Notice-USN-4336-2.htmlcnnvd
- https://sourceware.org/bugzilla/show_bug.cgi?id=22169cnnvd
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=515f23e63c0074ab531bc954f84ca40c6281a724cnnvd
- https://www.auscert.org.au/bulletins/ESB-2021.2483cnnvd
- https://www.exploit-db.com/exploits/42970/cnnvd
- https://www.gnu.org/software/binutils/Patchcnnvd
- https://www.securityfocus.com/bid/101216cnnvd
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