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CVE-2023-6915

MEDIUMCVSS 5.5/10EPSS 0.26%

Last modified

CVE-2023-6915 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A Null pointer dereference problem was found in ida_free in lib/idr.c in the Linux Kernel. This issue may allow an attacker using this library to cause a denial of service problem due to a missing check at a function return.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

A Null pointer dereference problem was found in ida_free in lib/idr.c in the Linux Kernel. This issue may allow an attacker using this library to cause a denial of service problem due to a missing check at a function return.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
0.26%

17.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
LinuxLinux Kernel< 6.7—
LinuxLinux Kernel6.7Rc7
RedhatEnterprise Linux8.0—
RedhatEnterprise Linux9.0—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-6915?
A Null pointer dereference problem was found in ida_free in lib/idr.c in the Linux Kernel. This issue may allow an attacker using this library to cause a denial of service problem due to a missing check at a function return.
How severe is CVE-2023-6915?
CVE-2023-6915 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2023-6915?
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-2023-6915?

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

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Source: NVD / NIST