CVE-2023-40283High· 7.8▾ TwilightAn issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled.
▾ 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 Sep 18.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.5%
Last analysed / modified upstream
An issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled.
linux_kernel >= 3.5, < 4.14.322linux_kernel >= 4.15, < 4.19.291linux_kernel >= 4.20, < 5.4.253linux_kernel >= 5.5, < 5.10.190linux_kernel >= 5.11, < 5.15.126linux_kernel >= 5.16, < 6.1.45linux_kernel >= 6.2, < 6.4.10debian_linux = 10.0debian_linux = 11.0debian_linux = 12.0ubuntu_linux = 14.04ubuntu_linux = 16.04ubuntu_linux = 18.04ubuntu_linux = 20.04ubuntu_linux = 22.04Upgrade past the affected range:
linux_kernel 6.4.10Connected by shared product, vendor, weakness, or advisory.
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