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Red Hat: CVE-2021-25292: Regular expression DoS in PDF format parser (Multiple Advisories)

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Red Hat: CVE-2021-25292: Regular expression DoS in PDF format parser (Multiple Advisories)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
03/19/2021
Created
11/11/2021
Added
11/10/2021
Modified
12/15/2023

Description

An issue was discovered in Pillow before 8.1.1. The PDF parser allows a regular expression DoS (ReDoS) attack via a crafted PDF file because of a catastrophic backtracking regex.

Solution(s)

  • redhat-upgrade-python-pillow-debuginfo
  • redhat-upgrade-python-pillow-debugsource
  • redhat-upgrade-python3-pillow
  • redhat-upgrade-python3-pillow-debuginfo
  • redhat-upgrade-python3-pillow-tk-debuginfo

References

  • CVE-2021-25292
  • RHSA-2021:4149

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