CVE-2022-49262

Summary

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

crypto: octeontx2 - remove CONFIG_DM_CRYPT check

No issues were found while using the driver with dm-crypt enabled. So CONFIG_DM_CRYPT check in the driver can be removed.

This also fixes the NULL pointer dereference in driver release if CONFIG_DM_CRYPT is enabled.

… Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008 … Call trace: crypto_unregister_alg+0x68/0xfc crypto_unregister_skciphers+0x44/0x60 otx2_cpt_crypto_exit+0x100/0x1a0 otx2_cptvf_remove+0xf8/0x200 pci_device_remove+0x3c/0xd4 __device_release_driver+0x188/0x234 device_release_driver+0x2c/0x4c …

Affected Software

VendorProductVersion RangeStatus
LinuxLinux6f03f0e8b6c8a82d8e740ff3a87ed407ad423243 < e6374086f249295121384bfaa7cdcc8d461146f0affected
LinuxLinux6f03f0e8b6c8a82d8e740ff3a87ed407ad423243 < a462214866eebbca87e13ff6d73092b1c4895624affected
LinuxLinux6f03f0e8b6c8a82d8e740ff3a87ed407ad423243 < a1bf728f3388ac3a2c2dffa57e25622e90b9f6f2affected
LinuxLinux6f03f0e8b6c8a82d8e740ff3a87ed407ad423243 < 2d841af23ae8f398c85dd1ff2dc24b5ec8ba4569affected
LinuxLinux5.12affected
LinuxLinux0 < 5.12unaffected
LinuxLinux5.15.33 <= 5.15.*unaffected
LinuxLinux5.16.19 <= 5.16.*unaffected
LinuxLinux5.17.2 <= 5.17.*unaffected
LinuxLinux5.18 <= *unaffected

Weaknesses

References