Vulnerability Details : CVE-2022-48638
In the Linux kernel, the following vulnerability has been resolved:
cgroup: cgroup_get_from_id() must check the looked-up kn is a directory
cgroup has to be one kernfs dir, otherwise kernel panic is caused,
especially cgroup id is provide from userspace.
Products affected by CVE-2022-48638
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.0:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.0:rc6:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-48638
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 16 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-48638
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.3
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
1.8
|
3.4
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2024-10-30 |
References for CVE-2022-48638
-
https://git.kernel.org/stable/c/8484a356cee8ce3d6a8e6266ff99be326e9273ad
cgroup: cgroup_get_from_id() must check the looked-up kn is a directory - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/1e9571887f97b17cf3ffe9aa4da89090ea60988b
cgroup: cgroup_get_from_id() must check the looked-up kn is a directory - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/df02452f3df069a59bc9e69c84435bf115cb6e37
cgroup: cgroup_get_from_id() must check the looked-up kn is a directory - kernel/git/stable/linux.git - Linux kernel stable treePatch
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