Vulnerability Description
A flaw was found in libnbd 1.7.3. An assertion failure in nbd_unlocked_opt_go in ilb/opt.c may lead to denial of service.
CVSS Score
2.7
LOW
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Libnbd | < 1.7.3 |
| Redhat | Enterprise Linux | 8.3.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1934727Issue TrackingThird Party Advisory
- https://gitlab.com/nbdkit/libnbd/-/commit/fb4440de9cc76e9c14bd3ddf3333e78621f40aPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1934727Issue TrackingThird Party Advisory
- https://gitlab.com/nbdkit/libnbd/-/commit/fb4440de9cc76e9c14bd3ddf3333e78621f40aPatchThird Party Advisory
FAQ
What is CVE-2021-20286?
CVE-2021-20286 is a vulnerability with a CVSS score of 2.7 (LOW). A flaw was found in libnbd 1.7.3. An assertion failure in nbd_unlocked_opt_go in ilb/opt.c may lead to denial of service.
How severe is CVE-2021-20286?
CVE-2021-20286 has been rated LOW with a CVSS base score of 2.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-20286?
Check the references section above for vendor advisories and patch information. Affected products include: Redhat Libnbd, Redhat Enterprise Linux.