Memory corruption in Binutils - CVE-2018-7569

 

Memory corruption in Binutils - CVE-2018-7569

Published: March 14, 2018


Vulnerability identifier: #VU11090
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-7569
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in the dwarf2.c source code file due to the improper processing of crafted Executable and Linkable Format (ELF) files that contain a corrupted DWARF FORM block. A remote attacker can send a specially crafted ELF file, trick the victim into opening it, trigger integer overflow or underflow and cause the service to crash.

Affected software

Binutils
Gentoo Linux
binutils (Alpine package)

How to mitigate CVE-2018-7569

Install update from vendor's website.

binutils (Alpine package) - update to 2.30-r2

External References

Related Security Bulletins