Vulnerability Description
In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to the if_nametoindex() function.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Glibc | <= 2.28 |
| Fedoraproject | Fedora | 28 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/106037Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1042174Third Party AdvisoryVDB Entry
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/201903-09Third Party Advisory
- https://security.gentoo.org/glsa/201908-06
- https://security.netapp.com/advisory/ntap-20190321-0003/
- https://sourceware.org/bugzilla/show_bug.cgi?id=23927ExploitIssue TrackingThird Party Advisory
- https://sourceware.org/git/?p=glibc.git%3Ba=blob_plain%3Bf=NEWS%3Bhb=HEAD
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commitdiff%3Bh=d527c860f5a
- https://usn.ubuntu.com/4416-1/
- http://www.securityfocus.com/bid/106037Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1042174Third Party AdvisoryVDB Entry
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2018-19591?
CVE-2018-19591 is a vulnerability with a CVSS score of 7.5 (HIGH). In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to...
How severe is CVE-2018-19591?
CVE-2018-19591 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-2018-19591?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Glibc, Fedoraproject Fedora.