Linux kernel 安全漏洞

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 double release issue in the regcacherbtreeexit function...

kernel: regmap: Fix possible double-free in regcache_rbtree_exit()

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix possible double-free in regcacherbtreeexit In regcacherbtreeinserttoblock, when 'present' realloc failed, the 'blk' which is supposed to assign to 'rbnode-block' will be freed, so 'rbnode-block' points a freed memory,...

PT-2021-26606

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.14.16 Description The issue concerns a possible double-free in the regcache rbtree exit function. This problem was introduced in version v3.12 and is fixed in Linux Kernel version v5.14.16. The actual impact a...

PT-2021-26458

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.215 Description The issue concerns a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For versions prior to...

PT-2021-30601

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.14.16 Description The issue concerns a possible double-free in the regcache rbtree exit function. This problem was introduced in version v3.12 and is fixed in Linux Kernel version v5.14.16. The actual impact a...

PT-2021-30409

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.9.289 Description The issue is related to a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-30484

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.157 Description The issue is related to a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-30390

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.4.291 Description The issue concerns a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel versions...

PT-2021-26395

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.4.291 Description The issue concerns a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel versions...

PT-2021-30430

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.14.254 Description The issue is related to a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For versions prior to...

PT-2021-30453

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.215 Description The issue concerns a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel versions...

PT-2021-26538

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.77 Description The issue is related to a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-26489

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.157 Description The issue concerns a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For versions prior to...

PT-2021-30533

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.77 Description The issue concerns a possible double-free in the regcache rbtree exit function. This problem was introduced in version v3.12 and is fixed in Linux Kernel version v5.10.77. The actual impact a...

PT-2021-26435

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.14.254 Description The issue is related to a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-26414

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.9.289 Description The issue is related to a possible double-free in the regcache rbtree exit function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...