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 breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected products
- fedoraproject / fedora28 – 28
- fedoraproject / fedora29 – 29
- gnu / glibc2.28
References
- MISChttps://sourceware.org/git/?p=glibc.git%3Ba=blob_plain%3Bf=NEWS%3Bhb=HEAD
- MAILING_LISThttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BO7WHN52GFMC5F2I2232GFIPSSXWFV7G/
- MISChttp://www.securityfocus.com/bid/106037
- MISChttps://sourceware.org/bugzilla/show_bug.cgi?id=23927
- MAILING_LISThttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M52KE4YR3GNMHQUOS3DKAGZD5TQ5D5UH/
- MISChttps://security.gentoo.org/glsa/201903-09
- MISChttp://www.securitytracker.com/id/1042174
- MISChttps://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commitdiff%3Bh=d527c860f5a3f0ed687bd03f0cb464612dc23408
- MISChttps://security.netapp.com/advisory/ntap-20190321-0003/
- MISChttps://security.gentoo.org/glsa/201908-06
- VENDOR_ADVISORYhttps://usn.ubuntu.com/4416-1/
Updated 44m ago · 8 sources