VOMIT (go/vomit) has received an external vulnerability report for the Linux kernel.
Advisory: CVE-2018-5803
Details: http://vomit.googleplex.com/advisory?id=CVE/CVE-2018-5803
CVSS severity score: 4.9/10.0
Description:
In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "_sctp_make_chunk()" function (net/sctp/sm_make_chunk.c) when handling SCTP packets length can be exploited to cause a kernel crash.
This bug was filed by http://go/vomit
Please contact us at vomit-team@google.com if you need any assistance.
Comment 1 by zsm@chromium.org
, Aug 9Labels: Security_Impact-None Security_Severity-Low Pri-3
Owner: zsm@chromium.org
Status: WontFix (was: Untriaged)
Upstream patch is 07f2c7ab6("sctp: verify size of a new chunk in _sctp_make_chunk()"). The patch is present in v4.14, v4.4. None of the SCTP related config options seem to be used in our kernels, marking as WontFix.