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CVE-2022-4095

HIGH
7.8
CVSS Score
Published: March 22, 2023 at 12:00 AM UTC
Updated: October 14, 2026 at 02:17 PM UTC
2 products affected across 2 vendorsLinux KernelKernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

A use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmd_hdl_filter in drivers/staging/rtl8712/rtl8712_cmd.c, allowing an attacker to launch a local denial of service attack and gain escalation of privileges.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
2.6.37 ≤ v < 4.9.3284.10 ≤ v < 4.14.2934.15 ≤ v < 4.19.2584.20 ≤ v < 5.4.2135.11 ≤ v < 5.15.665.16 ≤ v < 5.19.85.5 ≤ v < 5.10.1426.06.0 rc16.0 rc26.0 rc3
Affected range stops below 4.14.293, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.19.258, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.9.328, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.10.142, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.15.66, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.19.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.4.213, so it looks safe — our inference, not a vendor statement
Kernel· Red Hat
60%
Linux Kernel prior to kernel 6.0 rc4

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

PatchVendor Advisory
Source: [email protected]
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c53b3dcb9942b8ed7f81ee3921c4085d87070c73
Third Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20230420-0005/
Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
https://cert-portal.siemens.com/productcert/html/ssa-794697.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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