Bug 2001907 (CVE-2021-23437) - CVE-2021-23437 python-pillow: possible ReDoS via the getrgb function
Summary: CVE-2021-23437 python-pillow: possible ReDoS via the getrgb function
Keywords:
Status: NEW
Alias: CVE-2021-23437
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2001908 2001909 2001910 2001911 2011717
Blocks: 2011540
TreeView+ depends on / blocked
 
Reported: 2021-09-07 12:28 UTC by Marian Rehak
Modified: 2021-10-13 14:20 UTC (History)
9 users (show)

Fixed In Version: python-pillow 8.3.2
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in python-pillow, where a Regular Expression Denial of Service (ReDoS) via the getrgb function occurs. The highest threat from this vulnerability is to system availability.
Clone Of:
Environment:
Last Closed:


Attachments (Terms of Use)

Description Marian Rehak 2021-09-07 12:28:29 UTC
A possible Regular Expression Denial of Service (ReDoS) via the getrgb function.

External Reference:

https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443

Comment 1 Marian Rehak 2021-09-07 12:29:41 UTC
Created mingw-python-pillow tracking bugs for this issue:

Affects: fedora-all [bug 2001908]


Created python-pillow tracking bugs for this issue:

Affects: fedora-all [bug 2001909]


Created python2-pillow tracking bugs for this issue:

Affects: fedora-all [bug 2001910]


Created python3-pillow tracking bugs for this issue:

Affects: epel-7 [bug 2001911]

Comment 2 Sandro Mani 2021-09-13 06:36:25 UTC
Affects python-pillow < 8.3.2

Fix: https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b


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