The get_image_dimensions function in the image-handling functionality in Django before 1.3.2 and 1.4.x before 1.4.1 uses a constant chunk size in all attempts to determine dimensions, which allows rem
The get_image_dimensions function in the image-handling functionality in Django before 1.3.2 and 1.4.x before 1.4.1 uses a constant chunk size in all attempts to determine dimensions, which allows remote attackers to cause a denial of service (process or thread consumption) via a large TIFF image.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | django | < 1.3.2, >= 1.4, < 1.4.1 | 1.3.2, 1.4.1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2012-3444
- https://github.com/django/django/commit/9ca0ff6268eeff92d0d0ac2c315d4b6a8e229155
- https://github.com/django/django/commit/b2eb4787a0fff9c9993b78be5c698e85108f3446
- https://github.com/django/django/commit/c14f325c4eef628bc7bfd8873c3a72aeb0219141
- https://github.com/django/django/commit/da33d67181b53fe6cc737ac1220153814a1509f6
- https://github.com/django/django/commit/dd16b17099b7d86f27773df048c5014cf439b282
- https://github.com/django/django
- https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2012-4.yaml
- https://www.djangoproject.com/weblog/2012/jul/30/security-releases-issued
- http://www.debian.org/security/2012/dsa-2529
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:143
- http://www.openwall.com/lists/oss-security/2012/07/31/1
- http://www.openwall.com/lists/oss-security/2012/07/31/2
- http://www.ubuntu.com/usn/USN-1560-1
- https://www.djangoproject.com/weblog/2012/jul/30/security-releases-issued/
- https://github.com/advisories/GHSA-5h2q-4hrp-v9rr
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
CWE-119- Platform
- Python (PyPI)
- Package
django- Disclosed
- 31.07.2012
- Updated
- 11.10.2026 12:19
Sources and licenses
OSV / GitHub Advisory Database - GHSA-5h2q-4hrp-v9rr - CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2012-4 - PyPA Advisory Database; CC BY 4.0
Vulnerability history: django
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 162
- First → latest
- 10.2007 08.2026
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- Critical 16
- High 65
- Medium 63
- Low 18
Disclosures per year
- 2017: 3
- 2018: 5
- 2019: 11
- 2020: 6
- 2021: 8
- 2022: 14
- 2023: 7
- 2024: 14
- 2025: 12
- 2026: 26
earlier: 56
-
The get_image_dimensions function in the image-handling functionality in Django before 1.3.2 and 1.4.x before 1.4.1 uses a constant chunk size in all attempts to determine dimensions, which allows rem this entry
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