CVE-2018-7570

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-02-28 · updated 2026-06-17
Weakness: CWE-476

Description

The assign_file_positions_for_non_load_sections function in elf.c 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 (NULL pointer dereference and application crash) via an ELF file with a RELRO segment that lacks a matching LOAD segment, as demonstrated by objcopy.

Affected products

GNU Binutils: 2.30

References

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
https://security.gentoo.org/glsa/201811-17
https://sourceware.org/bugzilla/show_bug.cgi?id=22881
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=01f7e10cf2dcf403462b2feed06c43135651556d
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
https://security.gentoo.org/glsa/201811-17
https://sourceware.org/bugzilla/show_bug.cgi?id=22881
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=01f7e10cf2dcf403462b2feed06c43135651556d

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