<div class="container">
<h1>Security update for qemu</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2023:2358-1</td>
</tr>
<tr>
<th>Rating:</th>
<td>important</td>
</tr>
<tr>
<th>References:</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1187529">#1187529</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1192463">#1192463</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1193621">#1193621</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1193880">#1193880</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1198035">#1198035</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1198037">#1198037</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1198038">#1198038</a>
</li>
</ul>
</td>
</tr>
<tr>
<th>
Cross-References:
</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2021-3929.html">CVE-2021-3929</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2021-4206.html">CVE-2021-4206</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2021-4207.html">CVE-2021-4207</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2022-0216.html">CVE-2022-0216</a>
</li>
</ul>
</td>
</tr>
<tr>
<th>CVSS scores:</th>
<td>
<ul class="list-group">
<li class="list-group-item">
<span class="cvss-reference">CVE-2021-3929</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2021-3929</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2021-4206</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2021-4206</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2021-4207</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2021-4207</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2022-0216</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.3</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2022-0216</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">4.4</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing 12 SP2</li>
<li class="list-group-item">SUSE Linux Enterprise Server 12 SP2</li>
<li class="list-group-item">SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves four vulnerabilities and has three fixes can now be installed.</p>
<h2>Description:</h2>
<p>This update for qemu fixes the following issues:</p>
<ul>
<li>CVE-2022-0216: Fixed a use-after-free in lsi_do_msgout() in hw/scsi/lsi53c895a.c (bsc#1198038).</li>
<li>CVE-2021-3929: Fixed use-after-free in nvme, caused by DMA reentrancy issue (bsc#1193880).</li>
<li>CVE-2021-4207: Fixed heap buffer overflow caused by double fetch in qxl_cursor() (bsc#1198037).</li>
<li>CVE-2021-4206: Fixed integer overflow in cursor_alloc() (bsc#1198035).</li>
<li>Amend .changes file: avoid declaring a still unfixed CVE, as fixed (bsc#1187529) </li>
<li>Fix the build breaks caused by binutils update (bsc#1192463, bsc#1193621)</li>
</ul>
<h2>Patch Instructions:</h2>
<p>
To install this SUSE Important update use the SUSE recommended
installation methods like YaST online_update or "zypper patch".<br/>
Alternatively you can run the command listed for your product:
</p>
<ul class="list-group">
<li class="list-group-item">
SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2
<br/>
<code>zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2023-2358=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (x86_64)
<ul>
<li>qemu-tools-2.6.2-41.76.1</li>
<li>qemu-x86-2.6.2-41.76.1</li>
<li>qemu-block-rbd-2.6.2-41.76.1</li>
<li>qemu-guest-agent-2.6.2-41.76.1</li>
<li>qemu-lang-2.6.2-41.76.1</li>
<li>qemu-x86-debuginfo-2.6.2-41.76.1</li>
<li>qemu-guest-agent-debuginfo-2.6.2-41.76.1</li>
<li>qemu-block-curl-2.6.2-41.76.1</li>
<li>qemu-tools-debuginfo-2.6.2-41.76.1</li>
<li>qemu-block-curl-debuginfo-2.6.2-41.76.1</li>
<li>qemu-kvm-2.6.2-41.76.1</li>
<li>qemu-2.6.2-41.76.1</li>
<li>qemu-block-ssh-debuginfo-2.6.2-41.76.1</li>
<li>qemu-debugsource-2.6.2-41.76.1</li>
<li>qemu-block-rbd-debuginfo-2.6.2-41.76.1</li>
<li>qemu-block-ssh-2.6.2-41.76.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (noarch)
<ul>
<li>qemu-sgabios-8-41.76.1</li>
<li>qemu-ipxe-1.0.0-41.76.1</li>
<li>qemu-seabios-1.9.1_0_gb3ef39f-41.76.1</li>
<li>qemu-vgabios-1.9.1_0_gb3ef39f-41.76.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2021-3929.html">https://www.suse.com/security/cve/CVE-2021-3929.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2021-4206.html">https://www.suse.com/security/cve/CVE-2021-4206.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2021-4207.html">https://www.suse.com/security/cve/CVE-2021-4207.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-0216.html">https://www.suse.com/security/cve/CVE-2022-0216.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1187529">https://bugzilla.suse.com/show_bug.cgi?id=1187529</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1192463">https://bugzilla.suse.com/show_bug.cgi?id=1192463</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1193621">https://bugzilla.suse.com/show_bug.cgi?id=1193621</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1193880">https://bugzilla.suse.com/show_bug.cgi?id=1193880</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1198035">https://bugzilla.suse.com/show_bug.cgi?id=1198035</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1198037">https://bugzilla.suse.com/show_bug.cgi?id=1198037</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1198038">https://bugzilla.suse.com/show_bug.cgi?id=1198038</a>
</li>
</ul>
</div>