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CVE-2019-19221

Good to know:

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Date: November 20, 2019

In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive.

Language: RPM

Severity Score

Related Resources (12)

https://nvd.nist.gov/vuln/detail/CVE-2019-19221
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RHFV25AVTASTWZRF3KTSL357AQ6TYHM4/
https://github.com/libarchive/libarchive/issues/1276
https://access.redhat.com/security/cve/CVE-2019-19221
https://security-tracker.debian.org/tracker/CVE-2019-19221
https://github.com/libarchive/libarchive/commit/22b1db9d46654afc6f0c28f90af8cdc84a199f41
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RHFV25AVTASTWZRF3KTSL357AQ6TYHM4/
https://usn.ubuntu.com/4293-1/
https://lists.debian.org/debian-lts-announce/2022/11/msg00030.html
https://lists.debian.org/debian-lts-announce/2022/04/msg00020.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19221
https://www.mend.io/vulnerability-database/CVE-2019-19221

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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