CVE-2021-35516
Publication date 13 July 2021
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
When reading a specially crafted 7Z archive, Compress can be made to allocate large amounts of memory that finally leads to an out of memory error even for very small inputs. This could be used to mount a denial of service attack against services that use Compress' sevenz package.
Status
Package | Ubuntu Release | Status |
---|---|---|
libcommons-compress-java | 24.04 LTS noble |
Needs evaluation
|
22.04 LTS jammy |
Needs evaluation
|
|
20.04 LTS focal |
Needs evaluation
|
|
18.04 LTS bionic |
Needs evaluation
|
|
16.04 LTS xenial |
Needs evaluation
|
|
14.04 LTS trusty | Not in release |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 · High |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
Other references
- https://www.openwall.com/lists/oss-security/2021/07/13/2
- https://commons.apache.org/proper/commons-compress/security-reports.html
- https://lists.apache.org/thread.html/rf68442d67eb166f4b6cf0bbbe6c7f99098c12954f37332073c9822ca%40%3Cuser.commons.apache.org%3E
- http://www.openwall.com/lists/oss-security/2021/07/13/2
- https://www.cve.org/CVERecord?id=CVE-2021-35516