CVE-2021-45910
Published: 28 December 2021
An issue was discovered in gif2apng 1.9. There is a heap-based buffer overflow within the main function. It allows an attacker to write data outside of the allocated buffer. The attacker has control over a part of the address that data is written to, control over the written data, and (to some extent) control over the amount of data that is written.
Priority
Status
Package | Release | Status |
---|---|---|
gif2apng Launchpad, Ubuntu, Debian |
bionic |
Released
(1.9+srconly-2ubuntu0.1)
|
focal |
Released
(1.9+srconly-3ubuntu0.1)
|
|
hirsute |
Ignored
(reached end-of-life)
|
|
impish |
Ignored
(reached end-of-life)
|
|
trusty |
Ignored
(out of standard support)
|
|
upstream |
Needs triage
|
|
xenial |
Released
(1.7-3ubuntu0.1~esm1)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.8 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |