<oval_definitions xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5" xmlns:oval="http://oval.mitre.org/XMLSchema/oval-common-5" xmlns:oval-def="http://oval.mitre.org/XMLSchema/oval-definitions-5" xmlns:unix-def="http://oval.mitre.org/XMLSchema/oval-definitions-5#unix" xmlns:red-def="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" xmlns:ind-def="http://oval.mitre.org/XMLSchema/oval-definitions-5#independent" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://oval.mitre.org/XMLSchema/oval-common-5 oval-common-schema.xsd http://oval.mitre.org/XMLSchema/oval-definitions-5 oval-definitions-schema.xsd http://oval.mitre.org/XMLSchema/oval-definitions-5#unix unix-definitions-schema.xsd http://oval.mitre.org/XMLSchema/oval-definitions-5#linux linux-definitions-schema.xsd">
<generator>
<oval:product_name>Oracle Errata System</oval:product_name>
<oval:product_version>Oracle Linux</oval:product_version>
<oval:schema_version>5.11</oval:schema_version>
<oval:timestamp>2026-09-18T18:48:51</oval:timestamp>
</generator>
<definitions>
<definition id="oval:com.oracle.elsa:def:202667908" version="501" class="patch">
<metadata>
<title>
ELSA-2026-67908:  libevent security update (IMPORTANT)
</title>
<affected family="unix">
<platform>Oracle Linux 8</platform>

</affected>
<reference source="elsa" ref_id="ELSA-2026-67908" ref_url="https://linux.oracle.com/errata/ELSA-2026-67908.html"/>
<reference source="CVE" ref_id="CVE-2026-63382" ref_url="https://linux.oracle.com/cve/CVE-2026-63382.html"/>
<reference source="CVE" ref_id="CVE-2026-63383" ref_url="https://linux.oracle.com/cve/CVE-2026-63383.html"/>
<reference source="CVE" ref_id="CVE-2026-63384" ref_url="https://linux.oracle.com/cve/CVE-2026-63384.html"/>
<reference source="CVE" ref_id="CVE-2026-63385" ref_url="https://linux.oracle.com/cve/CVE-2026-63385.html"/>
<reference source="CVE" ref_id="CVE-2026-63387" ref_url="https://linux.oracle.com/cve/CVE-2026-63387.html"/>
<reference source="CVE" ref_id="CVE-2026-63388" ref_url="https://linux.oracle.com/cve/CVE-2026-63388.html"/>

<description>
[2.1.8-11]
- Fix CVE-2026-63385: HTTP header injection via CRLF in header values
- Resolves: RHEL-253566

[2.1.8-10]
- Fix CVE-2026-63387: out-of-bounds write in evdns dnsname_to_labels
- Resolves: RHEL-249889

[2.1.8-9]
- Fix CVE-2026-63383: out-of-bounds read in decode_tag_internal
- Resolves: RHEL-250240

[2.1.8-8]
- Fix CVE-2026-63384: integer overflow in evtag_unmarshal_header
- Resolves: RHEL-250071

[2.1.8-7]
- Fix CVE-2026-63388: heap out-of-bounds write via AF_UNIX+http+NDEBUG
- Resolves: RHEL-250045

[2.1.8-6]
- Fix CVE-2026-63382: HTTP request smuggling via Transfer-Encoding
- Resolves: RHEL-253525
</description>
<!--
 ~~~~~~~~~~~~~~~~~~~~   advisory details   ~~~~~~~~~~~~~~~~~~~ 
-->
<advisory>
<severity>IMPORTANT</severity>
<rights>Copyright 2026 Oracle, Inc.</rights>
<issued date="2026-09-17"/>
<cve cvss3="7.7/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L" href="https://linux.oracle.com/cve/CVE-2026-63382.html" public="20260820">CVE-2026-63382</cve>
<cve cvss3="7.5/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" href="https://linux.oracle.com/cve/CVE-2026-63383.html" public="20260820">CVE-2026-63383</cve>
<cve cvss3="7.5/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" href="https://linux.oracle.com/cve/CVE-2026-63384.html" public="20260820">CVE-2026-63384</cve>
<cve cvss3="7.7/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L" href="https://linux.oracle.com/cve/CVE-2026-63385.html" public="20260820">CVE-2026-63385</cve>
<cve cvss3="8.6/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H" href="https://linux.oracle.com/cve/CVE-2026-63387.html" public="20260820">CVE-2026-63387</cve>
<cve cvss3="8.4/CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" href="https://linux.oracle.com/cve/CVE-2026-63388.html" public="20260820">CVE-2026-63388</cve>

<affected_cpe_list>
<cpe>cpe:/o:oracle:linux:8::baseos_latest</cpe>
<cpe>cpe:/o:oracle:linux:8:10:baseos_patch</cpe>
<cpe>cpe:/a:oracle:linux:8::appstream</cpe>
</affected_cpe_list>
</advisory>
</metadata>
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908001" comment="Oracle Linux 8 is installed"/>
<criteria operator="OR">
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908002" comment="Oracle Linux arch is aarch64"/>
<criteria operator="OR">
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908003" comment="libevent is earlier than 0:2.1.8-11.el8_10"/>
<criterion test_ref="oval:com.oracle.elsa:tst:202667908004" comment="libevent is signed with the Oracle Linux 8 key"/>
</criteria>
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908005" comment="libevent-devel is earlier than 0:2.1.8-11.el8_10"/>
<criterion test_ref="oval:com.oracle.elsa:tst:202667908006" comment="libevent-devel is signed with the Oracle Linux 8 key"/>
</criteria>
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908007" comment="libevent-doc is earlier than 0:2.1.8-11.el8_10"/>
<criterion test_ref="oval:com.oracle.elsa:tst:202667908008" comment="libevent-doc is signed with the Oracle Linux 8 key"/>
</criteria>
</criteria>
</criteria>
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908009" comment="Oracle Linux arch is x86_64"/>
<criteria operator="OR">
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908003" comment="libevent is earlier than 0:2.1.8-11.el8_10"/>
<criterion test_ref="oval:com.oracle.elsa:tst:202667908004" comment="libevent is signed with the Oracle Linux 8 key"/>
</criteria>
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908005" comment="libevent-devel is earlier than 0:2.1.8-11.el8_10"/>
<criterion test_ref="oval:com.oracle.elsa:tst:202667908006" comment="libevent-devel is signed with the Oracle Linux 8 key"/>
</criteria>
<criteria operator="AND">
<criterion test_ref="oval:com.oracle.elsa:tst:202667908007" comment="libevent-doc is earlier than 0:2.1.8-11.el8_10"/>
<criterion test_ref="oval:com.oracle.elsa:tst:202667908008" comment="libevent-doc is signed with the Oracle Linux 8 key"/>
</criteria>
</criteria>
</criteria>
</criteria>
</criteria>

</definition>
</definitions>
<!--
 ~~~~~~~~~~~~~~~~~~~~~   rpminfo tests   ~~~~~~~~~~~~~~~~~~~~~ 
-->
<tests>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908001"  version="501" comment="Oracle Linux 8 is installed" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908001" />
<state state_ref="oval:com.oracle.elsa:ste:202667908002" />
</rpminfo_test>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908002"  version="501" comment="Oracle Linux arch is aarch64" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908001" />
<state state_ref="oval:com.oracle.elsa:ste:202667908003" />
</rpminfo_test>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908003"  version="501" comment="libevent is earlier than 0:2.1.8-11.el8_10" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908002" />
<state state_ref="oval:com.oracle.elsa:ste:202667908004" />
</rpminfo_test>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908004"  version="501" comment="libevent is signed with the Oracle Linux 8 key" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908002" />
<state state_ref="oval:com.oracle.elsa:ste:202667908001" />
</rpminfo_test>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908005"  version="501" comment="libevent-devel is earlier than 0:2.1.8-11.el8_10" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908003" />
<state state_ref="oval:com.oracle.elsa:ste:202667908004" />
</rpminfo_test>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908006"  version="501" comment="libevent-devel is signed with the Oracle Linux 8 key" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908003" />
<state state_ref="oval:com.oracle.elsa:ste:202667908001" />
</rpminfo_test>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908007"  version="501" comment="libevent-doc is earlier than 0:2.1.8-11.el8_10" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908004" />
<state state_ref="oval:com.oracle.elsa:ste:202667908004" />
</rpminfo_test>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908008"  version="501" comment="libevent-doc is signed with the Oracle Linux 8 key" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908004" />
<state state_ref="oval:com.oracle.elsa:ste:202667908001" />
</rpminfo_test>
<rpminfo_test id="oval:com.oracle.elsa:tst:202667908009"  version="501" comment="Oracle Linux arch is x86_64" check="at least one" xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux">
<object object_ref="oval:com.oracle.elsa:obj:202667908001" />
<state state_ref="oval:com.oracle.elsa:ste:202667908005" />
</rpminfo_test>

</tests>
<!--
 ~~~~~~~~~~~~~~~~~~~~   rpminfo objects   ~~~~~~~~~~~~~~~~~~~~ 
-->
<objects>
<rpminfo_object xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:obj:202667908002" version="501">
<name>libevent</name>
</rpminfo_object>
<rpminfo_object xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:obj:202667908003" version="501">
<name>libevent-devel</name>
</rpminfo_object>
<rpminfo_object xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:obj:202667908004" version="501">
<name>libevent-doc</name>
</rpminfo_object>
<rpminfo_object xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:obj:202667908001" version="501">
<name>oraclelinux-release</name>
</rpminfo_object>
</objects>
<states>
<!--
 ~~~~~~~~~~~~~~~~~~~~   rpminfo states   ~~~~~~~~~~~~~~~~~~~~~ 
-->
<rpminfo_state xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:ste:202667908001" version="501">
<signature_keyid operation="equals">82562ea9ad986da3</signature_keyid>
</rpminfo_state>
<rpminfo_state xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:ste:202667908002" version="501">
<version operation="pattern match">^8</version>
</rpminfo_state>
<rpminfo_state xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:ste:202667908003" version="501">
<arch operation="pattern match">aarch64</arch>
</rpminfo_state>
<rpminfo_state xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:ste:202667908004" version="501">
<evr datatype="evr_string" operation="less than">0:2.1.8-11.el8_10</evr>
</rpminfo_state>
<rpminfo_state xmlns="http://oval.mitre.org/XMLSchema/oval-definitions-5#linux" id="oval:com.oracle.elsa:ste:202667908005" version="501">
<arch operation="pattern match">x86_64</arch>
</rpminfo_state>

</states>
</oval_definitions>
