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Bug 918624 (CVE-2020-18770)

Summary: dev-libs/zziplib: invalid memory access
Product: Gentoo Security Reporter: John Helmert III <ajak>
Component: VulnerabilitiesAssignee: Gentoo Security <security>
Status: CONFIRMED ---    
Severity: minor CC: maintainer-needed
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard: B3 [upstream]
Package list:
Runtime testing required: ---

Description John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2023-11-26 20:25:46 UTC
CVE-2020-18770 (https://github.com/gdraheim/zziplib/issues/69):

An issue was discovered in function zzip_disk_entry_to_file_header in mmapped.c in zziplib 0.13.69, which will lead to a denial-of-service.

Upstream seemingly can't reproduce.