Resource exhaustion in Python Pillow
CVE-2023-44271
An issue was discovered in Pillow before 10.0.0. It is a Denial of Service that uncontrollably allocates memory to process a given task, potentially causing a service to crash by having it run out of memory. This occurs for truetype in ImageFont when textlength in an ImageDraw instance operates on a long text argument.
EPSS: 0.011 (63.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Python Pillow
- Fedoraproject Fedora — versions 38
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch)
- cve@mitre.org (Patch)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list)
Frequently asked questions
- What is CVE-2023-44271?
- CVE-2023-44271 is a high-severity vulnerability in Python Pillow, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-11-03.
- How severe is CVE-2023-44271?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-44271 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.