CVE-2021-41496
Published: 17 December 2021
** DISPUTED ** Buffer overflow in the array_from_pyobj function of fortranobject.c in NumPy < 1.19, which allows attackers to conduct a Denial of Service attacks by carefully constructing an array with negative values. NOTE: The vendor does not agree this is a vulnerability; the negative dimensions can only be created by an already privileged user (or internally).
Priority
Status
| Package | Release | Status |
|---|---|---|
|
numpy Launchpad, Ubuntu, Debian |
focal |
Released
(1:1.17.4-5ubuntu3.1)
|
| hirsute |
Ignored
(end of life)
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Released
(1:1.21.5-1ubuntu22.04.1)
|
|
| kinetic |
Released
(1:1.21.5-1ubuntu22.10.1)
|
|
| lunar |
Not vulnerable
(1:1.24.1-2)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Released
(1.22.0, 1.23.0)
|
|
| xenial |
Ignored
(end of standard support)
|
|
|
Patches: upstream: https://github.com/numpy/numpy/commit/271010f1037150e95017f803f4214b8861e528f2 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |