Vulnerability Description
In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libtirpc Project | Libtirpc | < 1.3.3 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- http://git.linux-nfs.org/?p=steved/libtirpc.git%3Ba=commit%3Bh=86529758570cef4c7
- https://lists.debian.org/debian-lts-announce/2022/08/msg00004.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202210-33Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221007-0004/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5200Third Party Advisory
- http://git.linux-nfs.org/?p=steved/libtirpc.git%3Ba=commit%3Bh=86529758570cef4c7
- https://lists.debian.org/debian-lts-announce/2022/08/msg00004.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202210-33Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221007-0004/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5200Third Party Advisory
FAQ
What is CVE-2021-46828?
CVE-2021-46828 is a vulnerability with a CVSS score of 7.5 (HIGH). In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infi...
How severe is CVE-2021-46828?
CVE-2021-46828 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-46828?
Check the references section above for vendor advisories and patch information. Affected products include: Libtirpc Project Libtirpc, Debian Debian Linux.