CVE-2015-6815
What it is
The process_tx_desc function in hw/net/e1000.c in QEMU before 2.4.0.1 does not properly process transmit descriptor data when sending a network packet, which allows attackers to cause a denial of service (infinite loop and guest crash) via unspecified vectors.
At a glance
- Exploitability
- Can be exploited from the same network segment with a low-privilege account. Limited direct impact.
- Exploit odds
- 1.0% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.0% in the next 30 days (EPSS).
- Severity: 3.5 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.0% · EPSS, next 30 days
- Weakness
- CWE-835
- Record status
- Modified
Affected
- Qemu < 2.4.0.1
- Fedoraproject Fedora 21
- Fedoraproject Fedora 22
- Fedoraproject Fedora 23
- Novell Suse Linux Enterprise Software Development Kit 11.0
- Novell Suse Linux Enterprise Software Development Kit 12.0
- Novell Suse Linux Enterprise Debuginfo 11.0
- Novell Suse Linux Enterprise Desktop 11.0
Attack profile CVSS 3.1 · 3.5
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Raw vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2015-6815.md and follow it. Check whether this project is affected by CVE-2015-6815. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1260076
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1260076
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.html
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html
- http://www.openwall.com/lists/oss-security/2015/09/04/4
- http://www.openwall.com/lists/oss-security/2015/09/05/5
- http://www.ubuntu.com/usn/USN-2745-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1260076
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html
- https://www.arista.com/en/support/advisories-notices/security-advisories/1188-security-advisory-14
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.html
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html
- http://www.openwall.com/lists/oss-security/2015/09/04/4
- http://www.openwall.com/lists/oss-security/2015/09/05/5
- http://www.ubuntu.com/usn/USN-2745-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1260076
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html