CVE-2018-12641

MEDIUM

Description

An issue was discovered in arm_pt in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30. Stack Exhaustion occurs in the C++ demangling functions provided by libiberty, and there are recursive stack frames: demangle_arm_hp_template, demangle_class_name, demangle_fund_type, do_type, do_arg, demangle_args, and demangle_nested_args. This can occur during execution of nm-new.

References

https://access.redhat.com/errata/RHSA-2019:2075

https://bugs.launchpad.net/ubuntu/+source/binutils/+bug/1763099

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85452

https://security.gentoo.org/glsa/201908-01

https://sourceware.org/bugzilla/show_bug.cgi?id=23058

Details

Source: MITRE

Published: 2018-06-22

Updated: 2019-10-03

Type: CWE-400

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM