CVE-2021-29482
denial of service in github.com/ulikunitz/xz
- State
- Published
- Severity
- 7.5 High
- Published
- Apr 28, 2021
- Updated
- Aug 3, 2024
- Reserved
- Mar 30, 2021
Description
xz is a compression and decompression library focusing on the xz format completely written in Go. The function readUvarint used to read the xz container format may not terminate a loop provide malicous input. The problem has been fixed in release v0.5.8. As a workaround users can limit the size of the compressed file input to a reasonable size for their use case. The standard library had recently the same issue and got the CVE-2020-16845 allocated.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | GitHub_M |
Weaknesses
- CWE-835 {"CWE-835":"Loop with Unreachable Exit Condition ('Infinite Loop')"}
Affected Products
| Product | Versions |
|---|---|
xzulikunitz |
|
References
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