CVE-2026-31549

Summary

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

i2c: cp2615: fix serial string NULL-deref at probe

The cp2615 driver uses the USB device serial string as the i2c adapter name but does not make sure that the string exists.

Verify that the device has a serial number before accessing it to avoid triggering a NULL-pointer dereference (e.g. with malicious devices).

Affected Software

VendorProductVersion RangeStatus
LinuxLinux4a7695429eade517b07ea72f9ec366130e81a076 < e68c267787778bcdf3d91b06f794faaba7f0d1d1affected
LinuxLinux4a7695429eade517b07ea72f9ec366130e81a076 < 4a22af879172336370ae3e81e7f65fb2f69472eeaffected
LinuxLinux4a7695429eade517b07ea72f9ec366130e81a076 < 69aece634a7eebafd9a596e5494d52facf6f26ecaffected
LinuxLinux4a7695429eade517b07ea72f9ec366130e81a076 < 13ccf9b106bba121728f1625c4375a1bd8f5c5a3affected
LinuxLinux4a7695429eade517b07ea72f9ec366130e81a076 < a9778298f47036866ea15eeb17242e8a4612580faffected
LinuxLinux4a7695429eade517b07ea72f9ec366130e81a076 < efe996bcfe50c2dcc6cf65c574285713b722ced7affected
LinuxLinux4a7695429eade517b07ea72f9ec366130e81a076 < aa79f996eb41e95aed85a1bd7f56bcd6a3842008affected
LinuxLinux5.13affected
LinuxLinux0 < 5.13unaffected
LinuxLinux5.15.203 <= 5.15.*unaffected
LinuxLinux6.1.167 <= 6.1.*unaffected
LinuxLinux6.6.130 <= 6.6.*unaffected
LinuxLinux6.12.78 <= 6.12.*unaffected
LinuxLinux6.18.20 <= 6.18.*unaffected
LinuxLinux6.19.10 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References