VulnerabilityModified
CVE-2015-7504
Heap-based buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU allows guest OS administrators to cause a denial of service (instance crash) or possibly execute arbitrary code via a series of packets in loopback mode.
HIGH 8.8EPSS 0.64%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Heap-based buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU allows guest OS administrators to cause a denial of service (instance crash) or possibly execute arbitrary code via a series of packets in loopback mode.
- 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
- 0.64% probability · 49th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- qemu/qemu · xen/xen · debian/debian linux
- Source
- secalert@redhat.com
References
- http://rhn.redhat.com/errata/RHSA-2015-2694.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2695.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2696.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3469Third Party Advisory
- http://www.debian.org/security/2016/dsa-3470Third Party Advisory
- http://www.debian.org/security/2016/dsa-3471Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/11/30/2Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/78227Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1034268Third Party Advisory, VDB Entry
- http://xenbits.xen.org/xsa/advisory-162.htmlMitigation, Patch, Vendor Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.htmlMailing List, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201602-01Patch, Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201604-03Patch, Third Party Advisory, VDB Entry
- http://rhn.redhat.com/errata/RHSA-2015-2694.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2695.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2696.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3469Third Party Advisory
- http://www.debian.org/security/2016/dsa-3470Third Party Advisory
- http://www.debian.org/security/2016/dsa-3471Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/11/30/2Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/78227Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1034268Third Party Advisory, VDB Entry
- http://xenbits.xen.org/xsa/advisory-162.htmlMitigation, Patch, Vendor Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.htmlMailing List, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201602-01Patch, Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201604-03Patch, Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.