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Security fix, CVE-2017-14492, DHCPv6 RA heap overflow.

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Fix heap overflow in IPv6 router advertisement code.
This is a potentially serious security hole, as a
crafted RA request can overflow a buffer and crash or
control dnsmasq. Attacker must be on the local network.
This commit is contained in:
Simon Kelley
2017-09-25 18:47:15 +01:00
parent 0549c73b7e
commit 24036ea507
2 changed files with 12 additions and 1 deletions
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@@ -35,7 +35,15 @@ version 2.78
and Kevin Hamacher of the Google Security Team for
finding this.
Fix heap overflow in IPv6 router advertisement code.
This is a potentially serious security hole, as a
crafted RA request can overflow a buffer and crash or
control dnsmasq. Attacker must be on the local network.
CVE-2017-14492 applies.
Credit to Felix Wilhelm, Fermin J. Serna, Gabriel Campana
and Kevin Hamacher of the Google Security Team for
finding this.
version 2.77
Generate an error when configured with a CNAME loop,