Improper Validation of Specified Quantity in Input Affecting python3-pillow package, versions <0:5.1.1-16.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
3.05% (87th percentile)

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  • Snyk IDSNYK-RHEL8-PYTHON3PILLOW-4088727
  • published26 Jul 2021
  • disclosed3 Mar 2021

Introduced: 3 Mar 2021

CVE-2021-27923  (opens in a new tab)
CWE-1284  (opens in a new tab)

How to fix?

Upgrade RHEL:8 python3-pillow to version 0:5.1.1-16.el8 or higher.
This issue was patched in RHSA-2021:4149.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-pillow package and not the python3-pillow package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Pillow before 8.1.2 allows attackers to cause a denial of service (memory consumption) because the reported size of a contained image is not properly checked for an ICO container, and thus an attempted memory allocation can be very large.

CVSS Base Scores

version 3.1