CVE-2025-68370
Description
In the Linux kernel, the following vulnerability has been resolved:
coresight: tmc: add the handle of the event to the path
The handle is essential for retrieving the AUX_EVENT of each CPU and is required in perf mode. It has been added to the coresight_path so that dependent devices can access it from the path when needed.
The existing bug can be reproduced with: perf record -e cs_etm//k -C 0-9 dd if=/dev/zero of=/dev/null
Showing an oops as follows: Unable to handle kernel paging request at virtual address 000f6e84934ed19e
Call trace: tmc_etr_get_buffer+0x30/0x80 [coresight_tmc] (P) catu_enable_hw+0xbc/0x3d0 [coresight_catu] catu_enable+0x70/0xe0 [coresight_catu] coresight_enable_path+0xb0/0x258 [coresight]
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Affected products
4- osv-coords3 versionspkg:linux/kernelpkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-source-longterm&distro=openSUSE%20Tumbleweed
>= 6.15.0, < 6.17.13+ 2 more
- (no CPE)range: >= 6.15.0, < 6.17.13
- (no CPE)range: < 6.18.5-1.1
- (no CPE)range: < 6.18.16-1.1
Patches
Vulnerability mechanics
References
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