CVE-2022-50669
Description
In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: fix possible name leak in ocxl_file_register_afu() If device_register() returns error in ocxl_file_register_afu(), the name allocated by dev_set_name() need be freed. As comment of device_register() says, it should use put_device() to give up the reference in the error path. So fix this by calling put_device(), then the name can be freed in kobject_cleanup(), and info is freed in info_release().
How to fix
- Linux Linux0cd05062371a49774e8a45258bdedf0bd6d3d327, 7525741cb302a1672b8c3a5edb2a08e4229b5c7c, 3299983a6bf628249ac650908e62d12de959341e, 557b7de055d1e230ddb6664c29d26917b8db9143, 2fce8b3583d1641a1716486f408478b58e96ec91, a4cb1004aeed2ab893a058fad00a5b41a12c4691 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 75ca758adbafc81804c39b2c200ecdc819a6c042 ≤ v < 0cd05062371a49774e8a45258bdedf0bd6d3d327, 75ca758adbafc81804c39b2c200ecdc819a6c042 ≤ v < 7525741cb302a1672b8c3a5edb2a08e4229b5c7c, 75ca758adbafc81804c39b2c200ecdc819a6c042 ≤ v < 3299983a6bf628249ac650908e62d12de959341e, 75ca758adbafc81804c39b2c200ecdc819a6c042 ≤ v < 557b7de055d1e230ddb6664c29d26917b8db9143, 75ca758adbafc81804c39b2c200ecdc819a6c042 ≤ v < 2fce8b3583d1641a1716486f408478b58e96ec91, 75ca758adbafc81804c39b2c200ecdc819a6c042 ≤ v < a4cb1004aeed2ab893a058fad00a5b41a12c4691, 5.2 | 0cd05062371a49774e8a45258bdedf0bd6d3d327, 7525741cb302a1672b8c3a5edb2a08e4229b5c7c, 3299983a6bf628249ac650908e62d12de959341e, 557b7de055d1e230ddb6664c29d26917b8db9143, 2fce8b3583d1641a1716486f408478b58e96ec91, a4cb1004aeed2ab893a058fad00a5b41a12c4691 |
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