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CVE-2019-1000019

Publication date 4 February 2019

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

libarchive version commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards (release v3.0.2 onwards) contains a CWE-125: Out-of-bounds Read vulnerability in 7zip decompression, archive_read_support_format_7zip.c, header_bytes() that can result in a crash (denial of service). This attack appears to be exploitable via the victim opening a specially crafted 7zip file.

Status

Package Ubuntu Release Status
libarchive 18.10 cosmic
Fixed 3.2.2-5ubuntu0.2
18.04 LTS bionic
Fixed 3.2.2-3.1ubuntu0.3
16.04 LTS xenial
Fixed 3.1.2-11ubuntu0.16.04.6
14.04 LTS trusty
Fixed 3.1.2-7ubuntu2.8

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
libarchive

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H