CVE-2019-1000020
high
CVSS v3
—
CVSS v2
—
VIR risk
8.0
Description
libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2.8.0 onwards) contains a CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in ISO9660 parser, archive_read_support_format_iso9660.c, read_CE()/parse_rockridge() that can result in DoS by infinite loop. This attack appears to be exploitable via the victim opening a specially crafted ISO9660 file.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-1000020
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-1000020.html
Vendor advisory: arch — https://security.archlinux.org/ASA-201906-21
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 3.4.0-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 3.3.3-4 |
| debian | bullseye | fixed | 3.3.3-4 |
| debian | forky | fixed | 3.3.3-4 |
| debian | sid | fixed | 3.3.3-4 |
| debian | trixie | fixed | 3.3.3-4 |
References
Verify integrity in audit chain (admin only). AS-IS.