Ubuntu.comUB:CVE-2021-29990CVE-2021-29990
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.003 Low
EPSS
Percentile
68.6%
Mozilla developers and community members reported memory safety bugs
present in Firefox 90. Some of these bugs showed evidence of memory
corruption and we presume that with enough effort some of these could have
been exploited to run arbitrary code. This vulnerability affects Firefox <
91.
Notes
| Author | Note |
|---|---|
| tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | firefox | < 91.0+build2-0ubuntu0.18.04.1 | UNKNOWN |
| ubuntu | 20.04 | noarch | firefox | < 91.0+build2-0ubuntu0.20.04.1 | UNKNOWN |
| ubuntu | 21.04 | noarch | firefox | < 91.0+build2-0ubuntu0.21.04.1 | UNKNOWN |
| ubuntu | 21.10 | noarch | firefox | < 91.0+build2-0ubuntu1 | UNKNOWN |
| ubuntu | 22.04 | noarch | firefox | < 91.0+build2-0ubuntu1 | UNKNOWN |
| ubuntu | 22.10 | noarch | firefox | < 91.0+build2-0ubuntu1 | UNKNOWN |
| ubuntu | 23.04 | noarch | firefox | < 91.0+build2-0ubuntu1 | UNKNOWN |
| ubuntu | 23.10 | noarch | firefox | < 91.0+build2-0ubuntu1 | UNKNOWN |
| ubuntu | 18.04 | noarch | mozjs38 | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | mozjs52 | < any | UNKNOWN |
Related
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.003 Low
EPSS
Percentile
68.6%