CVE-2023-42752
Kernel: integer overflow in igmpv3_newpack leading to exploitable memory access
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- n/a Kernel
Version range not reported
- kernel
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- kernel
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- kernel-rt
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- kernel
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- kernel-rt
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- kernel
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- kernel-rt
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- kernel
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