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PostPosted: Tue Nov 22, 2016 2:26 pm    Post subject: [ GLSA 201611-17 ] RPCBind Reply with quote

Gentoo Linux Security Advisory

Title: RPCBind: Denial of Service (GLSA 201611-17)
Severity: normal
Exploitable: remote
Date: November 22, 2016
Bug(s): #560990
ID: 201611-17

Synopsis

A buffer overflow in RPCBind might allow remote attackers to cause
a Denial of Service.


Background

The RPCBind utility is a server that converts RPC program numbers into
universal addresses.


Affected Packages

Package: net-nds/rpcbind
Vulnerable: < 0.2.3-r1
Unaffected: >= 0.2.3-r1
Architectures: All supported architectures


Description

A use-after-free vulnerability was discovered in RPCBind’s
svc_dodestroy function when trying to free a corrupted xprt->xp_netid
pointer.


Impact

A remote attacker could possibly cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All RPCBind users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=net-nds/rpcbind-0.2.3-r1"
   


References

CVE-2015-7236
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