CVE-2018-1000879 — NULL Pointer Dereference in Libarchive

CWE-476 — NULL Pointer Dereference9 documents6 sources
Severity
6.5MEDIUMNVD
EPSS
0.7%
top 28.21%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
LibarchiveDebian LibarchiveFedoraproject Fedora+1 more
Timeline
PublishedDec 20
Latest updateMay 13

Description

libarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3.3.0 onwards) contains a CWE-476: NULL Pointer Dereference vulnerability in ACL parser - libarchive/archive_acl.c, archive_acl_from_text_l() that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted archive file.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/libarchive< libarchive 3.3.3-2 (bookworm)
▶NVDlibarchive/libarchive3.3.0 — 3.4.0
▶Debianlibarchive/libarchive< 3.3.3-2+3
▶NVDopensuse/leap15.0

Also affects: Fedora 28, 29, 30

Patches

Patch: bugs.launchpad.net ↗Patch: github.com ↗Patch: bugs.launchpad.net ↗

🔴Vulnerability Details

2
GHSA
GHSA-7pgj-273w-w98j: libarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3↗2022-05-13
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OSV
CVE-2018-1000879: libarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3↗2018-12-20
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📋Vendor Advisories

2
Red Hat
libarchive: NULL pointer dereference in ACL parser resulting in a denial of service↗2018-11-20
▶
Debian
CVE-2018-1000879: libarchive - libarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (rele...↗2018
▶

💬Community

4
Bugzilla
CVE-2018-1000879 libarchive: NULL pointer dereference in ACL parser resulting in a denial of service↗2019-01-07
▶
Bugzilla
CVE-2018-1000877 CVE-2018-1000878 CVE-2018-1000879 CVE-2018-1000880 mingw-libarchive: various flaws [fedora-all]↗2019-01-07
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Bugzilla
CVE-2018-1000877 CVE-2018-1000878 CVE-2018-1000879 CVE-2018-1000880 libarchive3: various flaws [epel-6]↗2019-01-07
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Bugzilla
CVE-2018-1000877 CVE-2018-1000878 CVE-2018-1000879 CVE-2018-1000880 libarchive: various flaws [fedora-all]↗2019-01-07
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