CVE-2024-26978: serial: max310x: fix NULL pointer dereference in I2C instantiation

Description

In the Linux kernel, the following vulnerability has been resolved: serial: max310x: fix NULL pointer dereference in I2C instantiation When trying to instantiate a max14830 device from userspace: echo max14830 0x60 > /sys/bus/i2c/devices/i2c-2/new_device we get the following error: Unable to handle kernel NULL pointer dereference at virtual address... ... Call trace: max310x_i2c_probe+0x48/0x170 [max310x] i2c_device_probe+0x150/0x2a0 ... Add check for validity of devtype to prevent the error, and abort probe with a meaningful error message.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

f5c252aaa1be5d38604e58e9bd335065f767d0d8 to < 7d271b798add90c6196539167c019d0817285cf0affected
85d79478710ad2cbf11857aec107084a7104943e to < c45e53c27b78afd6c81fc25608003576f27b5735affected
2e1f2d9a9bdbe12ee475c82a45ac46a278e8049a to < 12609c76b755dbeb1645c0aacc0f0f4743b2eff3affected
2e1f2d9a9bdbe12ee475c82a45ac46a278e8049a to < 2160ad6861c4a21d3fa553d7b2aaec6634a37f8aaffected
2e1f2d9a9bdbe12ee475c82a45ac46a278e8049a to < 5cd8af02b466e1beeae13e2de3dc58fcc7925e5aaffected
2e1f2d9a9bdbe12ee475c82a45ac46a278e8049a to < aeca49661fd02fd56fb026768b580ce301b45733affected
2e1f2d9a9bdbe12ee475c82a45ac46a278e8049a to < 0d27056c24efd3d63a03f3edfbcfc4827086b110affected
5.4.272 to < 5.4.274affected
5.10.213 to < 5.10.215affected

Linux Linux

Default version status: affected

6.0affected
0 to < 6.0unaffected
5.4.274 to ≤ 5.4.*unaffected
5.10.215 to ≤ 5.10.*unaffected
6.1.84 to ≤ 6.1.*unaffected
6.6.24 to ≤ 6.6.*unaffected
6.7.12 to ≤ 6.7.*unaffected
6.8.3 to ≤ 6.8.*unaffected
6.9 to ≤ *unaffected

CVE-2024-26978

serial: max310x: fix NULL pointer dereference in I2C instantiation

Description

Affected products

Linux Linux

Linux Linux

References