Double Free in Linux

CVE-2024-26652

In the Linux kernel, the following vulnerability has been resolved: net: pds_core: Fix possible double free in error handling path When auxiliary_device_add() returns error and then calls auxiliary_device_uninit(), Callback function pdsc_auxbus_dev_release calls kfree(padev) to free memory. We shouldn't call kfree(padev) again in the error handling path. Fix this by cleaning up the redundant kfree() and putting the error handling back to where the errors happened.

Vulnerability class: Double Free

EPSS: 0.003 (22.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.1 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-26652?
CVE-2024-26652 is a medium-severity vulnerability in Linux, classified under Double Free. CVSS score: 4.1/10. Published 2024-03-27.
How severe is CVE-2024-26652?
Medium severity. CVSS v3 base score is 4.1 out of 10.