Medium severity · published Mar 2, 2018
CVE-2018-7642
The swap_std_reloc_in function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial…
5.5
CVSS
1.9%
EPSS
No
On KEV
Description
The swap_std_reloc_in function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (aout_32_swap_std_reloc_out NULL pointer dereference and application crash) via a crafted ELF file, as demonstrated by objcopy.
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)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Binutils · Gnu
2.30 · source: NVD
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-7642
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-7642
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
Third Party Advisory
https://access.redhat.com/errata/RHBA-2019:0327
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3032
Third Party Advisory
https://security.gentoo.org/glsa/201811-17
Issue Tracking
https://sourceware.org/bugzilla/show_bug.cgi?id=22887
More from Binutils
9.8
CVE-2018-12699
finish_stab in stabs.c in GNU Binutils 2.30 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact, as demonstrated…
9.8
CVE-2017-7614
elflink.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, has a "member access within null pointer" undefined behavior issue, which…
9.8
CVE-2014-9939
ihex.c in GNU Binutils before 2.26 contains a stack buffer overflow when printing bad bytes in Intel Hex objects
9.1
CVE-2017-7226
The pe_ILF_object_p function in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, is vulnerable to a heap-based buffer over-read of size…
9.1
CVE-2017-6969
readelf in GNU Binutils 2.28 is vulnerable to a heap-based buffer over-read while processing corrupt RL78 binaries