CVE-2018-1000877
high
CVSS v3
—
CVSS v2
—
VIR risk
8.0
Description
libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-415: Double Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c, parse_codes(), realloc(rar->lzss.window, new_size) with new_size = 0 that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-1000877
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-1000877.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 | 3.3.3-2 |
| debian | bullseye | fixed | 3.3.3-2 |
| debian | forky | fixed | 3.3.3-2 |
| debian | sid | fixed | 3.3.3-2 |
| debian | trixie | fixed | 3.3.3-2 |
References
Verify integrity in audit chain (admin only). AS-IS.