828488 – (CVE-2021-44686) <app-text/calibre-5.32.0: ReDoS vulnerability (CVE-2021-44686)

Bug 828488 (CVE-2021-44686) - <app-text/calibre-5.32.0: ReDoS vulnerability (CVE-2021-44686)

Summary: <app-text/calibre-5.32.0: ReDoS vulnerability (CVE-2021-44686)

Status:	IN_PROGRESS

Alias:	CVE-2021-44686

Product:	Gentoo Security
Classification:	Unclassified
Component:	Vulnerabilities (show other bugs)
Hardware:	All Linux

Importance:	Normal normal (vote)
Assignee:	Gentoo Security

URL:	https://bugs.launchpad.net/calibre/+b...
Whiteboard:	B3 [glsa? cleanup]
Keywords:

Depends on:	825670
Blocks:
	Show dependency tree

Reported:	2021-12-07 07:02 UTC by Sam James
Modified:	2022-06-02 04:05 UTC (History)
CC List:	1 user (show)

See Also:
Package list:
Runtime testing required:	---

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Description Sam James archtester

2021-12-07 07:02:09 UTC

See https://bugs.launchpad.net/calibre/+bug/1951979:
"calibre before 5.32.0 contains a regular expression that is vulnerable to ReDoS (Regular Expression Denial of Service) in html_preprocess_rules in ebooks/conversion/preprocess.py."

Comment 1 Sam James archtester

2021-12-07 07:02:27 UTC

Please stable when ready, thanks!

Comment 2 Zac Medico gentoo-dev

2022-06-01 15:19:20 UTC

calibre-5.43.0 is stable now.

Comment 3 John Helmert III archtester

2022-06-02 04:05:46 UTC

Thanks! Please cleanup