CVE - CVE-2022-49468

CVE-ID
CVE-2022-49468	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
In the Linux kernel, the following vulnerability has been resolved: thermal/core: Fix memory leak in __thermal_cooling_device_register() I got memory leak as follows when doing fault injection test: unreferenced object 0xffff888010080000 (size 264312): comm "182", pid 102533, jiffies 4296434960 (age 10.100s) hex dump (first 32 bytes): 00 00 00 00 ad 4e ad de ff ff ff ff 00 00 00 00 .....N.......... ff ff ff ff ff ff ff ff 40 7f 1f b9 ff ff ff ff ........@....... backtrace: [<0000000038b2f4fc>] kmalloc_order_trace+0x1d/0x110 mm/slab_common.c:969 [<00000000ebcb8da5>] __kmalloc+0x373/0x420 include/linux/slab.h:510 [<0000000084137f13>] thermal_cooling_device_setup_sysfs+0x15d/0x2d0 include/linux/slab.h:586 [<00000000352b8755>] __thermal_cooling_device_register+0x332/0xa60 drivers/thermal/thermal_core.c:927 [<00000000fb9f331b>] devm_thermal_of_cooling_device_register+0x6b/0xf0 drivers/thermal/thermal_core.c:1041 [<000000009b8012d2>] max6650_probe.cold+0x557/0x6aa drivers/hwmon/max6650.c:211 [<00000000da0b7e04>] i2c_device_probe+0x472/0xac0 drivers/i2c/i2c-core-base.c:561 If device_register() fails, thermal_cooling_device_destroy_sysfs() need be called to free the memory allocated in thermal_cooling_device_setup_sysfs().
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/18530bedd221160823f63ccc20dd55c7a03edbcf URL:https://git.kernel.org/stable/c/18530bedd221160823f63ccc20dd55c7a03edbcf MISC:https://git.kernel.org/stable/c/21ccc58b671aea924f2481cf5c1cf0ebbfd3552d URL:https://git.kernel.org/stable/c/21ccc58b671aea924f2481cf5c1cf0ebbfd3552d MISC:https://git.kernel.org/stable/c/3802171f0b5b8b831f4ade5c827547cb323a5bb2 URL:https://git.kernel.org/stable/c/3802171f0b5b8b831f4ade5c827547cb323a5bb2 MISC:https://git.kernel.org/stable/c/98a160e898c0f4a979af9de3ab48b4b1d42d1dbb URL:https://git.kernel.org/stable/c/98a160e898c0f4a979af9de3ab48b4b1d42d1dbb MISC:https://git.kernel.org/stable/c/9abdf0c0184230f0cb5c6685aabf33dda89aa9fb URL:https://git.kernel.org/stable/c/9abdf0c0184230f0cb5c6685aabf33dda89aa9fb
Assigning CNA
kernel.org
Date Record Created
20250226	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20250226)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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