CVE-2021-47088 mm/damon/dbgfs: protect targets destructions with kdamond_lock

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: protect targets destructions with kdamondlock DAMON debugfs interface iterates current monitoring targets in 'dbgfstargetidsread' while holding the corresponding 'kdamondlock'. However, it also destructs the...

CVE-2021-47088

CVE-2021-47088 concerns the Linux kernel where the DAMON debugfs interface could trigger a use-after-free by destructing monitoring targets without holding the required lock. The root cause was iterating targets in dbgfs_target_ids_read() while also destroying them in dbgfs_before_terminate() wit...

CVE-2021-47088 mm/damon/dbgfs: protect targets destructions with kdamond_lock

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: protect targets destructions with kdamondlock DAMON debugfs interface iterates current monitoring targets in 'dbgfstargetidsread' while holding the corresponding 'kdamondlock'. However, it also destructs the...

CVE-2021-47088

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: protect targets destructions with kdamondlock DAMON debugfs interface iterates current monitoring targets in 'dbgfstargetidsread' while holding the corresponding 'kdamondlock'. However, it also destructs the...

CVE-2021-47088: Use After Free

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: protect targets destructions with kdamondlock DAMON debugfs interface iterates current monitoring targets in 'dbgfstargetidsread' while holding the corresponding 'kdamondlock'. However, it also destructs the...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a security issue in mm/damon/dbgfs that could lead to reuse after release...

DEBIAN-CVE-2023-52560

In the Linux kernel, the following vulnerability has been resolved: mm/damon/vaddr-test: fix memory leak in damondotestapplythreeregions When CONFIGDAMONVADDRKUNITTEST=y and making CONFIGDEBUGKMEMLEAK=y and CONFIGDEBUGKMEMLEAKAUTOSCAN=y, the below memory leak is detected. Since commit 9f86d624292...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: mm/damon/vaddr-test: fix memory leak in damondotestapplythreeregions When CONFIGDAMONVADDRKUNITTEST=y and making CONFIGDEBUGKMEMLEAK=y and CONFIGDEBUGKMEMLEAKAUTOSCAN=y, the below memory leak is detected. Since commit 9f86d624292...

UBUNTU-CVE-2023-52560

In the Linux kernel, the following vulnerability has been resolved: mm/damon/vaddr-test: fix memory leak in damondotestapplythreeregions When CONFIGDAMONVADDRKUNITTEST=y and making CONFIGDEBUGKMEMLEAK=y and CONFIGDEBUGKMEMLEAKAUTOSCAN=y, the below memory leak is detected. Since commit 9f86d624292...

CVE-2023-52560 mm/damon/vaddr-test: fix memory leak in damon_do_test_apply_three_regions()

In the Linux kernel, the following vulnerability has been resolved: mm/damon/vaddr-test: fix memory leak in damondotestapplythreeregions When CONFIGDAMONVADDRKUNITTEST=y and making CONFIGDEBUGKMEMLEAK=y and CONFIGDEBUGKMEMLEAKAUTOSCAN=y, the below memory leak is detected. Since commit 9f86d624292...

CVE-2023-52560: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: mm/damon/vaddr-test: fix memory leak in damondotestapplythreeregions When CONFIGDAMONVADDRKUNITTEST=y and making CONFIGDEBUGKMEMLEAK=y and CONFIGDEBUGKMEMLEAKAUTOSCAN=y, the below memory leak is detected. Since commit 9f86d624292...

SUSE CVE-2021-46937

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...

Denial of Service Vulnerability in Damon New Cloud Cache Database (DMCDM)

Damon New Cloud Cache Database DMCDM is a self-developed Key-Value database that is deeply compatible with the native Redis protocol. A denial of service vulnerability exists in Damon New Cloud Cache Database DMCDM, which can be exploited by attackers to cause a denial of service...

CVE-2021-46937

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...

CVE-2021-46937

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...

CVE-2021-46937

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...

DEBIAN-CVE-2021-46937

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...

CVE-2021-46937

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...

UBUNTU-CVE-2021-46937

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...