CVE-2017-5931
Integer overflow in hw/virtio/virtio-crypto.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (QEMU process crash) or possibly execute arbitrary code on the host via a crafted virtio-crypto request, which…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Integer overflow in hw/virtio/virtio-crypto.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (QEMU process crash) or possibly execute arbitrary code on the host via a crafted virtio-crypto request, which triggers a heap-based buffer overflow.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 0.53% probability · 44th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- qemu/qemu
- Source
- secalert@redhat.com
References
- http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=a08aaff811fb194950f79711d2afe5a892ae03a4
- http://www.openwall.com/lists/oss-security/2017/02/08/2Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/96141Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1420092Issue Tracking, Patch, Third Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2017-01/msg01368.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201702-28Third Party Advisory
- http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=a08aaff811fb194950f79711d2afe5a892ae03a4
- http://www.openwall.com/lists/oss-security/2017/02/08/2Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/96141Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1420092Issue Tracking, Patch, Third Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2017-01/msg01368.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201702-28Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.