CVE-2018-1000877

HighCVSS 8.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Dec 20, 2018
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

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CVE-2018-1000877: High severity, CVSS 8.8 | Vulnix