CVE-2019-9893
9.8
CRITICAL · CVSS 3.0 · EPSS 3% (pctl 87)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able to lead to bypassing seccomp filters and potential privilege escalations.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.04% — more likely to be exploited than 87% of all CVEs |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2019-03-21 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| libseccomp project | libseccomp |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00027.html
- https://access.redhat.com/errata/RHSA-2019:3624
- https://github.com/seccomp/libseccomp/issues/139
- https://seclists.org/oss-sec/2019/q1/179
- https://security.gentoo.org/glsa/201904-18
- https://usn.ubuntu.com/4001-1/
- https://usn.ubuntu.com/4001-2/
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00027.html
- https://access.redhat.com/errata/RHSA-2019:3624
- https://github.com/seccomp/libseccomp/issues/139
- https://seclists.org/oss-sec/2019/q1/179
- https://security.gentoo.org/glsa/201904-18
- https://usn.ubuntu.com/4001-1/
- https://usn.ubuntu.com/4001-2/
→ the Explorer · watch your stack · NVD