BELL-CVE-2026-45837

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CVE-2026-45837

creationtimestamp| type| source ---|---|--- 2026-05-27 12:04:07+00:00| seen| https://infosec.exchange/users/vuldb/statuses/116646441556714399 2026-05-27 12:53:23+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mmtkgg5r3k2h...

CVE-2026-45837

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix use-after-free in arenavmclose on fork arenavmopen only bumps vml-mmapcount but never registers the child VMA in arena-vmalist. The vml-vma always points at the parent VMA, so after parent munmap the pointer dangles. If...

CVE-2026-45837 bpf: Fix use-after-free in arena_vm_close on fork

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix use-after-free in arenavmclose on fork arenavmopen only bumps vml-mmapcount but never registers the child VMA in arena-vmalist. The vml-vma always points at the parent VMA, so after parent munmap the pointer dangles. If...