Ubuntu.comUB:CVE-2021-47526CVE-2021-47526
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
9.1%
In the Linux kernel, the following vulnerability has been resolved: serial:
liteuart: Fix NULL pointer dereference in ->remove() drvdata has to be set
in _probe() - otherwise platform_get_drvdata() causes null pointer
dereference BUG in _remove().
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
References
git.kernel.org/linus/0f55f89d98c8b3e12b4f55f71c127a173e29557c (5.16-rc4)
git.kernel.org/stable/c/0f55f89d98c8b3e12b4f55f71c127a173e29557c
git.kernel.org/stable/c/189c99c629bbf85916c02c153f904649cc0a9d7f
launchpad.net/bugs/cve/CVE-2021-47526
nvd.nist.gov/vuln/detail/CVE-2021-47526
security-tracker.debian.org/tracker/CVE-2021-47526
www.cve.org/CVERecord?id=CVE-2021-47526
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
9.1%