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FreeBSD: glibc -- getaddrinfo stack-based buffer overflow (CVE-2015-7547)

Severity CVSS Published Added Modified
7 (AV:N/AC:M/Au:N/C:P/I:P/A:P) February 17, 2016 February 18, 2016 October 29, 2017

Description

Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the libresolv library in the GNU C Library (aka glibc or libc6) before 2.23 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted DNS response that triggers a call to the getaddrinfo function with the AF_UNSPEC or AF_INET6 address family, related to performing "dual A/AAAA DNS queries" and the libnss_dns.so.2 NSS module.

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References

Solution

freebsd-upgrade-package-linux_base-c6

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