CVE-2018-1000880

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

libarchive version commit 9693801580c0cf7c70e862d305270a16b52826a7 onwards (release v3.2.0 onwards) contains a CWE-20: Improper Input Validation vulnerability in WARC parser - libarchive/archive_read_support_format_warc.c, _warc_read() that can result in DoS - quasi-infinite run time and disk usage from tiny file. This attack appear to be exploitable via the victim must open a specially crafted WARC file.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-1000880

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-1000880.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201906-21

OS impact

OSVersionStatusFixed in
arch archfixed3.4.0-1
suse slesaffected
debian debianbookwormfixed3.3.3-2
debian debianbullseyefixed3.3.3-2
debian debianforkyfixed3.3.3-2
debian debiansidfixed3.3.3-2
debian debiantrixiefixed3.3.3-2

References

Verify integrity in audit chain (admin only). AS-IS.