CVE-2023-6932High· 7.8▾ TwilightA use-after-free vulnerability in the Linux kernel's ipv4: igmp component can be exploited to achieve local privilege escalation. A race condition can be exploited to cause a timer be mistakenly registered on a RCU read locked object wh…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 42.9 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Oct 15.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.4%
A use-after-free vulnerability in the Linux kernel's ipv4: igmp component can be exploited to achieve local privilege escalation.
A race condition can be exploited to cause a timer be mistakenly registered on a RCU read locked object which is freed by another thread.
We recommend upgrading past commit e2b706c691905fe78468c361aaabc719d0a496f1.
debian_linux = 10.0linux_kernel < 4.14.332linux_kernel >= 4.15, < 4.19.301linux_kernel >= 4.20, < 5.4.263linux_kernel >= 5.5, < 5.10.203linux_kernel >= 5.11, < 5.15.142linux_kernel >= 5.16, < 6.1.66linux_kernel >= 6.2, < 6.6.5Upgrade past the affected range:
linux_kernel 6.6.5Connected by shared product, vendor, weakness, or advisory.
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