Medium severity · published Oct 5, 2017
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,…
5.5
CVSS
2.1%
EPSS
No
On KEV
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 vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Binutils · Gnu
2.29 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-15023
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-15023
www.securityfocus.com
http://www.securityfocus.com/bid/101611
Patch
https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-concat_filename-dwarf2-c/
security.gentoo.org
https://security.gentoo.org/glsa/201801-01
Issue Tracking
https://sourceware.org/bugzilla/show_bug.cgi?id=22200
sourceware.org
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=c361faae8d964db951b7100cada4dcdc983df1bf
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