Veracode Vulnerability DatabaseVERACODE:17860Denial Of Service (DoS)
EPSS
Percentile
15.7%
kernel-rt is vulnerable to denial of service (DoS) attacks. This vulnerability exists in mplementation of setsockopt for the SO_{SND|RCV}BUFFORCE setsockopt() system call in the Linux kernel. Local users could trigger this call and create a situation in which the sockets sendbuff data size could be negative which could adversely affect memory allocations, cause memory corruption or application crashes.
References
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b98b0bc8c431e3ceb4b26b0dfc8db509518fb290
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.14
www.openwall.com/lists/oss-security/2016/12/03/1
www.securityfocus.com/bid/94655
www.securitytracker.com/id/1037968
access.redhat.com/errata/RHSA-2017:0931
access.redhat.com/errata/RHSA-2017:0932
access.redhat.com/errata/RHSA-2017:0933
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1402013
bugzilla.redhat.com/show_bug.cgi?id=1430749
github.com/torvalds/linux/commit/b98b0bc8c431e3ceb4b26b0dfc8db509518fb290
github.com/xairy/kernel-exploits/tree/master/CVE-2016-9793
source.android.com/security/bulletin/2017-03-01.html
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