CVE-2026-46235

Summary

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

media: saa7164: add ioremap return checks and cleanups

Add checks for ioremap return values in saa7164_dev_setup(). If ioremap for BAR0 or BAR2 fails, release the already allocated PCI memory regions, remove the device from the global list, decrement the device count, and return -ENODEV.

This prevents potential null pointer dereferences and ensures proper cleanup on memory mapping failures.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux443c1228d50518f3c550e1fef490a2c9d9246ce7 < 23dee5990d2c27ed79567fd61ccfe6876768531aaffected
LinuxLinux443c1228d50518f3c550e1fef490a2c9d9246ce7 < 3ce8f3057c51bb0a66aa3fab0862be74e9f88684affected
LinuxLinux443c1228d50518f3c550e1fef490a2c9d9246ce7 < a9b83f46e52cf1239d780920d1a7a3e415f7b5d9affected
LinuxLinux443c1228d50518f3c550e1fef490a2c9d9246ce7 < 6047dc542fa404b5c187cc2c7906aaaaec6d11edaffected
LinuxLinux443c1228d50518f3c550e1fef490a2c9d9246ce7 < 6c22a6d8e4c1507bba504aeebe80476144a373ebaffected
LinuxLinux443c1228d50518f3c550e1fef490a2c9d9246ce7 < d51c60a498e83c9a79884c8e420f97e3885c9583affected
LinuxLinux2.6.32affected
LinuxLinux0 < 2.6.32unaffected
LinuxLinux6.1.175 <= 6.1.*unaffected
LinuxLinux6.6.140 <= 6.6.*unaffected
LinuxLinux6.12.90 <= 6.12.*unaffected
LinuxLinux6.18.32 <= 6.18.*unaffected
LinuxLinux7.0.9 <= 7.0.*unaffected
LinuxLinux7.1 <= *unaffected

Weaknesses

References