Executive Summary

Summary
Title libarchive security update
Informations
Name DSA-4557 First vendor Publication 2019-10-31
Vendor Debian Last vendor Modification 2019-10-31
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A use-after-free was found in libarchive, a multi-format archive and compression library, which could result in denial of service and potentially the execution of arbitrary code is a malformed archive is processed.

For the oldstable distribution (stretch), this problem has been fixed in version 3.2.2-2+deb9u2.

For the stable distribution (buster), this problem has been fixed in version 3.3.3-4+deb10u1.

We recommend that you upgrade your libarchive packages.

For the detailed security status of libarchive please refer to its security tracker page at: https://security-tracker.debian.org/tracker/libarchive

Original Source

Url : http://www.debian.org/security/2019/dsa-4557

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 25

Alert History

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0
1
Date Informations
2020-05-23 13:03:42
  • Multiple Updates
2019-11-01 00:18:47
  • First insertion