CVE-2022-3303Medium· 4.7▾ TwilightPoC availableA race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 25.9 · likelihood 0.1 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
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 14.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.3%
Exploit / PoC code exists
A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system, resulting in a denial of service condition
linux_kernel < 6.0linux_kernel = 6.0debian_linux = 10.0debian_linux = 11.0Upgrade past the affected range:
linux_kernel 6.0Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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