CVE-2021-34552
Published: 13 July 2021
Pillow through 8.2.0 and PIL (aka Python Imaging Library) through 1.1.7 allow an attacker to pass controlled parameters directly into a convert function to trigger a buffer overflow in Convert.c.
Notes
| Author | Note |
|---|---|
| mdeslaur | limited to a DoS only because of FORTIFY_SOURCE |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
pillow Launchpad, Ubuntu, Debian |
focal |
Released
(7.0.0-4ubuntu0.5)
|
| impish |
Not vulnerable
(8.1.2+dfsg-0.3)
|
|
| jammy |
Not vulnerable
(8.1.2+dfsg-0.3)
|
|
| kinetic |
Not vulnerable
(8.1.2+dfsg-0.3)
|
|
| trusty |
Released
(2.3.0-1ubuntu3.4+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| xenial |
Released
(3.1.2-0ubuntu1.6+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| groovy |
Ignored
(end of life)
|
|
| upstream |
Released
(8.1.2+dfsg-0.3, 8.3.0)
|
|
| bionic |
Released
(5.1.0-1ubuntu0.7)
|
|
| hirsute |
Released
(8.1.2-1ubuntu0.2)
|
|
| lunar |
Not vulnerable
(8.1.2+dfsg-0.3)
|
|
|
Patches: upstream: https://github.com/python-pillow/Pillow/commit/31c473898c29d1b7cb6555ce67d9503a4906b83f upstream: https://github.com/python-pillow/Pillow/commit/518ee3722a99d7f7d890db82a20bd81c1c0327fb |
||
| This vulnerability is mitigated in part by the use of -D_FORTIFY_SOURCE=2 in Ubuntu. | ||
|
pillow-python2 Launchpad, Ubuntu, Debian |
impish |
Does not exist
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Does not exist
|
|
| xenial |
Does not exist
|
|
| bionic |
Does not exist
|
|
| focal |
Needs triage
|
|
| hirsute |
Does not exist
|
|
| upstream |
Needs triage
|
|
| groovy |
Ignored
(end of life)
|
|
| lunar |
Does not exist
|
|
|
python-imaging Launchpad, Ubuntu, Debian |
impish |
Does not exist
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Does not exist
|
|
| xenial |
Does not exist
|
|
| bionic |
Does not exist
|
|
| focal |
Does not exist
|
|
| groovy |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| upstream |
Needs triage
|
|
| lunar |
Does not exist
|
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34552
- https://pillow.readthedocs.io/en/stable/releasenotes/index.html
- https://pillow.readthedocs.io/en/stable/releasenotes/8.3.0.html#buffer-overflow
- https://ubuntu.com/security/notices/USN-5227-1
- https://ubuntu.com/security/notices/USN-5227-2
- NVD
- Launchpad
- Debian