CVE-2017-12858

critical

Published 2017-08-23 · Modified 2026-05-13

CVSS v3

9.8

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

CVSS v2

7.5

VIR risk

9.8

Description

Double free vulnerability in the _zip_dirent_read function in zip_dirent.c in libzip allows attackers to have unspecified impact via unknown vectors.

Exploit likelihood

97%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-12858

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-12858.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/nih-at/libzip/commit/2217022b7d1142738656d891e00b3d2d9179b796

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201711-13

OS	Version	Status	Fixed in
arch		fixed	`1.3.0-1`
sles		affected
debian	bookworm	fixed	`0`
debian	bullseye	fixed	`0`
debian	forky	fixed	`0`
debian	sid	fixed	`0`
debian	trixie	fixed	`0`

Vendor	Product	Versions	Fixed
libzip	libzip	`1.2.0`

CWE-415

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