CVE-2022-48913

In the Linux kernel, the following vulnerability has been resolved: blktrace: fix use after free for struct blktrace When tracing the whole disk, 'dropped' and 'msg' will be created under 'q-debugfsdir' and 'bt-dir' is NULL, thus blktracefree won't remove those files. What's worse, the following...

CVE-2022-48913 blktrace: fix use after free for struct blk_trace

In the Linux kernel, the following vulnerability has been resolved: blktrace: fix use after free for struct blktrace When tracing the whole disk, 'dropped' and 'msg' will be created under 'q-debugfsdir' and 'bt-dir' is NULL, thus blktracefree won't remove those files. What's worse, the following...

CVE-2022-48913: Use After Free

In the Linux kernel, the following vulnerability has been resolved: blktrace: fix use after free for struct blktrace When tracing the whole disk, 'dropped' and 'msg' will be created under 'q-debugfsdir' and 'bt-dir' is NULL, thus blktracefree won't remove those files. What's worse, the following...

CVE-2021-47375: Use After Free

In the Linux kernel, the following vulnerability has been resolved: blktrace: Fix uaf in blktrace access after removing by sysfs There is an use-after-free problem triggered by following process: P1sda P2sdb echo 0 /sys/block/sdb/trace/enable blktraceremovequeue synchronizercu blktracefree...

GSD-2022-1000708 blktrace: fix use after free for struct blk_trace

blktrace: fix use after free for struct blktrace This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.16.13 by commit...

GSD-2021-1001540 blktrace: Fix uaf in blk_trace access after removing by sysfs

blktrace: Fix uaf in blktrace access after removing by sysfs This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.249 by commit...

GSD-2021-1001517 blktrace: Fix uaf in blk_trace access after removing by sysfs

blktrace: Fix uaf in blktrace access after removing by sysfs This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.9.285 by commit...