Improper Input Validation in libseccomp-golang
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.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2017-18367US | high7.5 | — | ||
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 specifi… | ||||
02
references
External citations — patches, advisories, analysis.
- http://www.openwall.com/lists/oss-security/2019/04/25/6WEB
- https://access.redhat.com/errata/RHSA-2019:4087WEB
- https://access.redhat.com/errata/RHSA-2019:4090WEB
- https://github.com/seccomp/libseccomp-golang/commit/06e7a29f36a34b8cf419aeb87b979ee508e58f9eWEB
- https://github.com/seccomp/libseccomp-golang/issues/22WEB
- https://lists.debian.org/debian-lts-announce/2020/08/msg00016.htmlWEB
- https://nvd.nist.gov/vuln/detail/CVE-2017-18367ADVISORY
- https://usn.ubuntu.com/4574-1WEB
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