CVE-2016-9189
python-pillow: Integer overflows leading to memory disclosure in PyImaging_MapBuffer (Map.c)
Severity
ModerateRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · October 3, 2016
Updated · November 21, 2025
Description
A memory disclosure vulnerability was found in python-pillow. Functions in map.c failed to check for image overflow and check that an offset parameter was within bounds, allowing a crafted image to cause a crash or disclosure of memory.
Statement
Red Hat Product Security has rated this issue as having Moderate security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 6.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
CVSS 2.0 · 4.3AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE-190 · Integer Overflow or Wraparound