CVE-2018-20712
high
CVSS v3
—
CVSS v2
—
VIR risk
8.0
Description
A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-20712.html
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-20712
Vendor advisory: arch — https://security.archlinux.org/ASA-201906-3
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
| arch | fixed | 2.32-1 | |
| sles | affected | |
References
Verify integrity in audit chain (admin only). AS-IS.