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CVE
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CVE-2019-19221Date: (C)2019-11-25   (M)2023-12-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.5CVSS Score : 2.1
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: REQUIREDConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: HIGH 
  
Reference:
FEDORA-2020-235688c222
USN-4293-1
https://lists.debian.org/debian-lts-announce/2022/04/msg00020.html
https://lists.debian.org/debian-lts-announce/2022/11/msg00030.html
https://github.com/libarchive/libarchive/commit/22b1db9d46654afc6f0c28f90af8cdc84a199f41
https://github.com/libarchive/libarchive/issues/1276

CPE    2
cpe:/o:debian:debian_linux:9.0
cpe:/o:canonical:ubuntu_linux:18.04::~~lts~~~
CWE    1
CWE-125
OVAL    10
oval:org.secpod.oval:def:62020
oval:org.secpod.oval:def:67957
oval:org.secpod.oval:def:89045795
oval:org.secpod.oval:def:504708
...

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