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PRIOn knowledge basePRION:CVE-2023-42752HistoryOct 13, 2023 - 2:15 a.m.
Integer overflow
2023-10-1302:15:00
PRIOn knowledge base
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13
linux
kernel
integer overflow
skb_shared_info
smap protection
function pointers
nvd
An integer overflow flaw was found in the Linux kernel. This issue leads to the kernel allocating skb_shared_info in the userspace, which is exploitable in systems without SMAP protection since skb_shared_info contains references to function pointers.
| CPE | Name | Operator | Version |
|---|---|---|---|
| linux_kernel | le | 6.5.7 |
References
packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html
access.redhat.com/security/cve/CVE-2023-42752
bugzilla.redhat.com/show_bug.cgi?id=2239828
git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=915d975b2ffa
git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c3b704d4a4a2
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