libseccomp-golang 0.9.0 and earlier incorrectly generates BPFs that OR multiple...
Vulnerability Description
libseccomp-golang 0.9.0 and earlier incorrectly generates BPFs that OR multiple arguments rather than ANDing them. A process running under a restrictive seccomp filter that specified multiple syscall arguments could bypass intended access restrictions by specifying a single matching argument.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/seccomp/libseccomp-golang/issues/22
- https://github.com/seccomp/libseccomp-golang/commit/06e7a29f36a34b8cf419aeb87b979ee508e58f9e
- http://www.openwall.com/lists/oss-security/2019/04/25/6
- https://access.redhat.com/errata/RHSA-2019:4087
- https://access.redhat.com/errata/RHSA-2019:4090
- https://lists.debian.org/debian-lts-announce/2020/08/msg00016.html
- https://usn.ubuntu.com/4574-1/
Affected Vendor
libseccomp-golang project
View all reports →Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.