CVE-2023-2700
First published: Mon May 15 2023(Updated: )
A vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device's capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct's g_autoptr cleanup.
Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Redhat Libvirt | =4.5.0 | |
| Fedoraproject Fedora | =38 | |
| Redhat Enterprise Linux | =8.0 | |
| Redhat Enterprise Linux | =9.0 | |
| redhat/libvirt | <9.3.0 | 9.3.0 |
| debian/libvirt | 7.0.0-3+deb11u3 9.0.0-4+deb12u1 10.6.0-1 10.7.0-2 |
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Reference Links
- https://access.redhat.com/security/cve/CVE-2023-2700
- https://bugzilla.redhat.com/show_bug.cgi?id=2203653
- https://gitlab.com/libvirt/libvirt/-/commit/6425a311b8ad19d6f9c0b315bf1d722551ea3585#874a1e768ade6ceb4538931cbc06248e73223306
- https://security.netapp.com/advisory/ntap-20230706-0001/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2193311
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2203655
- https://access.redhat.com/errata/RHSA-2023:3715
- https://access.redhat.com/errata/RHSA-2023:3822
- https://access.redhat.com/errata/RHSA-2023:4799
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EVK6JKP36CHE7YAFDJNPNLTW4OWJJ7TQ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EVK6JKP36CHE7YAFDJNPNLTW4OWJJ7TQ/
- https://launchpad.net/bugs/cve/CVE-2023-2700
- https://gitlab.com/libvirt/libvirt/-/commit/c97518d9b833a607f29b9bb02e3fbe74c011c088
- https://gitlab.com/libvirt/libvirt/-/commit/6425a311b8ad19d6f9c0b315bf1d722551ea3585
- https://security-tracker.debian.org/tracker/CVE-2023-2700
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-2700
- https://nvd.nist.gov/vuln/detail/CVE-2023-2700
- https://ubuntu.com/security/CVE-2023-2700
Frequently Asked Questions
What is the severity of CVE-2023-2700?
The severity of CVE-2023-2700 is medium.
Which software versions are affected by CVE-2023-2700?
The affected software versions include libvirt 8.0.0-1ubuntu7.5, 8.6.0-0ubuntu3.2, 9.0.0-2ubuntu1.1, 9.3.0, Redhat Libvirt 4.5.0, Fedoraproject Fedora 38, Redhat Enterprise Linux 8.0 and Redhat Enterprise Linux 9.0.
How can I fix the vulnerability in libvirt?
To fix the vulnerability in libvirt, update to the latest version provided by your software vendor.
Where can I find more information about CVE-2023-2700?
More information about CVE-2023-2700 can be found at the following references: [https://access.redhat.com/security/cve/CVE-2023-2700](access.redhat.com), [https://bugzilla.redhat.com/show_bug.cgi?id=2203653](bugzilla.redhat.com), and [https://gitlab.com/libvirt/libvirt/-/commit/6425a311b8ad19d6f9c0b315bf1d722551ea3585#874a1e768ade6ceb4538931cbc06248e73223306](gitlab.com).
What is the Common Weakness Enumeration (CWE) for CVE-2023-2700?
The Common Weakness Enumeration (CWE) for CVE-2023-2700 is CWE-401.
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