CVE-2023-53681

In the Linux kernel, the following vulnerability has been resolved: bcache: Fix __bch_btree_node_alloc to make the failure behavior consistent In some specific situations, the return value of __bch_btree_node_alloc may be NULL. This may lead to a potential NULL pointer dereference in caller function like a calling chain : btree_split->bch_btree_node_alloc->__bch_btree_node_alloc. Fix it by initializing the return value in __bch_btree_node_alloc.

The following products are affected by CVE-2023-53681 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2023-53681.

URL	Resource
https://git.kernel.org/stable/c/4514847aee18d9391a0cf3aad75d3567c72795a4
https://git.kernel.org/stable/c/587b4e8bb5dac682f09280ab35db4632b29d5ac4
https://git.kernel.org/stable/c/7ecea5ce3dc17339c280c75b58ac93d8c8620d9f
https://git.kernel.org/stable/c/80fca8a10b604afad6c14213fdfd816c4eda3ee4
https://git.kernel.org/stable/c/a4405f6ee03323410d7b10966fd67b35f71b1944
https://git.kernel.org/stable/c/b070f29a61436f6f8a2e3abc7ea4f4be81695198
https://git.kernel.org/stable/c/f67b0e3081f2a24170280a33ac66f6b112083c03
https://lore.kernel.org/linux-cve-announce/2025100708-CVE-2023-53681-7a5a@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2023-53681
https://www.cve.org/CVERecord?id=CVE-2023-53681