CVE-2022-30594: The Linux kernel before 5.17.2 mishandles seccomp permissions
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This month
HIGH 7.8WATCHLISTUPGRADEMITIGATEMITIGATE
CVE-2022-30594 is a high-severity flaw (CVSS 7.8) affecting linux kernel, debian linux, solidfire\, enterprise sds \& hci storage node. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The Linux kernel before 5.17.2 mishandles seccomp permissions. The PTRACE_SEIZE code path allows attackers to bypass intended restrictions on setting the PT_SUSPEND_SECCOMP flag.
Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.
netapp hci compute node MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
Firmware
Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.
netapp 8300 firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official sourceNVD · CVE Program · Report a problem with this page Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2022-30594?
linux kernel: upgrade to 4.19.238, 5.4.189, 5.10.110, 5.15.33, 5.16.19, 5.17.2; debian linux: mitigate or apply the listed mitigation; solidfire\, enterprise sds \& hci storage node: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2022-30594 being exploited?
CVE-2022-30594 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2022-30594 affect?
CVE-2022-30594 affects linux kernel, debian linux, solidfire\, enterprise sds \& hci storage node. Severity is high (CVSS 7.8). The Linux kernel before 5.17.2 mishandles seccomp permissions. The PTRACE_SEIZE code path allows attackers to bypass intended restrictions on setting the PT_SUSPEND_SECCOMP flag.
How urgent is CVE-2022-30594?
Priority 51/100. High severity; Public exploit reference; On your watchlist