CVE-2017-6058

Description

Buffer overflow in NetRxPkt::ehdr_buf in hw/net/net_rx_pkt.c in QEMU (aka Quick Emulator), when the VLANSTRIP feature is enabled on the vmxnet3 device, allows remote attackers to cause a denial of service (out-of-bounds access and QEMU process crash) via vectors related to VLAN stripping.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.41% Top 15%
Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://lists.nongnu.org/archive/html/qemu-devel/2017-02/msg03527.html patch mailing list third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1423358 patch mitigation third party advisory issue tracking
http://www.openwall.com/lists/oss-security/2017/02/17/2 patch mailing list third party advisory
https://security.gentoo.org/glsa/201704-01 third party advisory vendor advisory
http://www.securitytracker.com/id/1037856 third party advisory vdb entry
http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=df8bf7a7fe75eb5d5caffa55f5cd4292b757aea6
http://www.securityfocus.com/bid/96277 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2017-6058?
CVE-2017-6058 has been scored as a high severity vulnerability.
How to fix CVE-2017-6058?
To fix CVE-2017-6058, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-6058 being actively exploited in the wild?
It is possible that CVE-2017-6058 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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