CVE-2025-40062

Summary

In the Linux kernel, the following vulnerability has been resolved:

crypto: hisilicon/qm - set NULL to qm->debug.qm_diff_regs

When the initialization of qm->debug.acc_diff_reg fails, the probe process does not exit. However, after qm->debug.qm_diff_regs is freed, it is not set to NULL. This can lead to a double free when the remove process attempts to free it again. Therefore, qm->debug.qm_diff_regs should be set to NULL after it is freed.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxeda60520cfe3aba9f088c68ebd5bcbca9fc6ac3c < a7836260d5121949ba734e840d42a86ab4a32fccaffected
LinuxLinux7fc8d9a525b5c3f8dfa5ed50901e764d8ede7e1e < 1750f1ec143ebabdbdfa013668665c9d5042c430affected
LinuxLinux8be0913389718e8d27c4f1d4537b5e1b99ed7739 < a87a21a56244b8f4eb357f6bad879247005bbe38affected
LinuxLinux8be0913389718e8d27c4f1d4537b5e1b99ed7739 < 7226a0650ad5705bd8d39a11be270fa21ed1e6a5affected
LinuxLinux8be0913389718e8d27c4f1d4537b5e1b99ed7739 < f0cafb02de883b3b413d34eb079c9680782a9cc1affected
LinuxLinuxe0a2d2df9ba7bd6bd7e0a9b6a5e3894f7e8445b3affected
LinuxLinux6.1.98 < 6.1.156affected
LinuxLinux6.6.39 < 6.6.112affected
LinuxLinux6.9.9 < 6.10affected
LinuxLinux6.10affected
LinuxLinux0 < 6.10unaffected
LinuxLinux6.1.156 <= 6.1.*unaffected
LinuxLinux6.6.112 <= 6.6.*unaffected
LinuxLinux6.12.53 <= 6.12.*unaffected
LinuxLinux6.17.3 <= 6.17.*unaffected
LinuxLinux6.18 <= *unaffected

Weaknesses

References