CVE-2018-17407
high
CVSS v3
—
CVSS v2
—
VIR risk
8.0
Description
An issue was discovered in t1_check_unusual_charstring functions in writet1.c files in TeX Live before 2018-09-21. A buffer overflow in the handling of Type 1 fonts allows arbitrary code execution when a malicious font is loaded by one of the vulnerable tools: pdflatex, pdftex, dvips, or luatex.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-17407
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-17407.html
Vendor advisory: arch — https://security.archlinux.org/ASA-201812-4
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 2018.48691-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 2018.20180907.48586-2 |
| debian | bullseye | fixed | 2018.20180907.48586-2 |
| debian | forky | fixed | 2018.20180907.48586-2 |
| debian | sid | fixed | 2018.20180907.48586-2 |
| debian | trixie | fixed | 2018.20180907.48586-2 |
References
Verify integrity in audit chain (admin only). AS-IS.