Vulnerability Details : CVE-2022-3107
An issue was discovered in the Linux kernel through 5.16-rc6. netvsc_get_ethtool_stats in drivers/net/hyperv/netvsc_drv.c lacks check of the return value of kvmalloc_array() and will cause the null pointer dereference.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-3107
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.16.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.16.0:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.16.0:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.16.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.16.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.16.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.16.0:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-3107
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 13 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-3107
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2022-3107
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: secalert@redhat.com (Primary)
References for CVE-2022-3107
-
https://bugzilla.redhat.com/show_bug.cgi?id=2153060
2153060 – (CVE-2022-3107) CVE-2022-3107 Kernel: Unchecked kvmalloc_array return leads to null pointer dereference.Issue Tracking;Third Party Advisory
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https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.19-rc2&id=886e44c9298a6b428ae046e2fa092ca52e822e6a
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
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