CVE-2017-15023
read_formatted_entries in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, does not properly validate the format count, which allows remote attackers to cause a denial of service (NULL pointer…
Does this matter?
Lower severity and a low EPSS score (2.09%). Track it; it rarely justifies an emergency change on its own.
Description
read_formatted_entries in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, does not properly validate the format count, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted ELF file, related to concat_filename.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 2.09% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- gnu/binutils
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/101611
- https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-concat_filename-dwarf2-c/Patch, Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201801-01
- https://sourceware.org/bugzilla/show_bug.cgi?id=22200Issue Tracking, Patch, Third Party Advisory
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=c361faae8d964db951b7100cada4dcdc983df1bf
- http://www.securityfocus.com/bid/101611
- https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-concat_filename-dwarf2-c/Patch, Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201801-01
- https://sourceware.org/bugzilla/show_bug.cgi?id=22200Issue Tracking, Patch, Third Party Advisory
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=c361faae8d964db951b7100cada4dcdc983df1bf
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.