In the Linux kernel, the following vulnerability has been resolved:

module: fix [e_shstrndx].sh_size=0 OOB access

It is trivial to craft a module to trigger OOB access in this line:

	if (info->secstrings[strhdr->sh_size - 1] != '\0') {

BUG: unable to handle page fault for address: ffffc90000aa0fff
PGD 100000067 P4D 100000067 PUD 100066067 PMD 10436f067 PTE 0
Oops: 0000 [#1] PREEMPT SMP PTI
CPU: 7 PID: 1215 Comm: insmod Not tainted 5.18.0-rc5-00007-g9bf578647087-dirty #10
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-4.fc34 04/01/2014
RIP: 0010:load_module+0x19b/0x2391

[rebased patch onto modules-next]

https://git.kernel.org/stable/c/09cb6663618a74fe5572a4931ecbf098832e79ec

https://git.kernel.org/stable/c/391e982bfa632b8315235d8be9c0a81374c6a19c

https://git.kernel.org/stable/c/45a76414b6d8b8b39c23fea53b9d20e831ae72a0

https://git.kernel.org/stable/c/921630e2e5124a04158129a8f22f4b425e61a858