9.1
Critical
CVE-2023-52735 In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Don't let…
Description
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Don't let sock_map_{close,destroy,unhash} call itself sock_map proto callbacks should never call themselves by design. Protect against bugs like [1] and break out of the recursive loop to avoid a stack overflow in favor of a resource leak. [1] https://lore.kernel.org/all/00000000000073b14905ef2e7401@google.com/
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux 6.2 | earliest → < 6.2 | 6.2 |
| Linux 6.1 | earliest → < 6.1.13 | 6.1.13 |
| Linux | 5.16 | No fix stated |
| Linux 5.15 | earliest → < 5.15.95 | 5.15.95 |
| linux_kernel 6.2 | earliest → < 6.2 | 6.2 |
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