Memory Leak Vulnerability in Libarchive Affects Users of Development Code
CVE-2019-11463

5.5MEDIUM

Key Information:

Vendor

Libarchive

Status
Libarchive
Vendor
CVE Published:
23 April 2019

What is CVE-2019-11463?

A memory leak occurs in the Libarchive library, specifically in the archive_read_format_zip_cleanup function, which can be exploited by remote attackers. This vulnerability arises due to a typo in the HAVE_LZMA_H definition, allowing crafted ZIP files to disrupt service by triggering this leak. It’s important to note that only users who have downloaded the development version from GitHub are affected, while those utilizing the official releases remain safe.

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References

https://github.com/libarchive/libarchive/issues/1165
x_refsource_MISC
https://github.com/libarchive/libarchive/commit/ba641f73f...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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