CVE-2022-3424

HIGHCVSS 7.8/10EPSS 0.24%

Last modified

CVE-2022-3424 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A use-after-free flaw was found in the Linux kernel’s SGI GRU driver in the way the first gru_file_unlocked_ioctl function is called by the user, where a fail pass occurs in the gru_check_chiplet_assignment function. This flaw allows a local user to crash or potentially escalate their privileges on the system.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

A use-after-free flaw was found in the Linux kernel’s SGI GRU driver in the way the first gru_file_unlocked_ioctl function is called by the user, where a fail pass occurs in the gru_check_chiplet_assignment function. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.24%

14.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel>= 2.6.33, < 4.9.337
LinuxLinux Kernel>= 4.10, < 4.14.303
LinuxLinux Kernel>= 4.15, < 4.19.270
LinuxLinux Kernel>= 4.20, < 5.4.229
LinuxLinux Kernel>= 5.5, < 5.10.163
LinuxLinux Kernel>= 5.11, < 5.15.86
LinuxLinux Kernel>= 5.16, < 6.0.16
LinuxLinux Kernel>= 6.1, < 6.1.2
RedhatEnterprise Linux9.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-3424?
A use-after-free flaw was found in the Linux kernel’s SGI GRU driver in the way the first gru_file_unlocked_ioctl function is called by the user, where a fail pass occurs in the gru_check_chiplet_assignment function. This flaw allows a local user to crash or potentially escalate their privileges on the system.
How severe is CVE-2022-3424?
CVE-2022-3424 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.
How do I fix CVE-2022-3424?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-3424?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST