CVE-2023-1838High· 7.1▾ TwilightA use-after-free flaw was found in vhost_net_set_backend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 39.1 · likelihood 0.1 · exploitation 0
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.3%
A use-after-free flaw was found in vhost_net_set_backend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem.
linux_kernel >= 4.13, < 4.14.317linux_kernel >= 4.15, < 4.19.245linux_kernel >= 4.20, < 5.4.196linux_kernel >= 5.5, < 5.10.118linux_kernel >= 5.11, < 5.15.42linux_kernel >= 5.16, < 5.17.10h300sh410ch410sh500sh700sUpgrade past the affected range:
linux_kernel 5.17.10Connected by shared product, vendor, weakness, or advisory.
CVE-2026-46113High· 8.8In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for direct shadow pages using sp->gfn plus the SPTE index
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CVE-2026-52943High· 7.8In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix missing zerocopy reference in pskb_carve helpers pskb_carve_inside_header() and pskb_carve_inside_nonlinear() both copy the old skb_shared_info header…
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CVE-2026-53005High· 7.8In the Linux kernel, the following vulnerability has been resolved: af_unix: Drop all SCM attributes for SOCKMAP. SOCKMAP can hide inflight fd from AF_UNIX GC. When a socket in SOCKMAP receives skb with inflight fd, sk_psock_verdict_d…