RHSA-2026:98630: Important: util-linux security update
The util-linux packages contain a large variety of low-level system utilities that are necessary for a Linux system to function. Among others, these include the fdisk configuration tool and the login program.Security Fix(es): util-linux: util-linux: Partition metadata compromise via integer overflow in DOS partition parser (CVE-2026-53615) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/util-linuxto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libblkidto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libblkid-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libblkid-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libfdiskto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libfdisk-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libmountto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/libmount-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/libmount-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/libsmartcolsto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/libsmartcols-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/libuuidto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/libuuid-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/libuuid-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/python3-libmountto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/python3-libmount-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/util-linux-coreto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/util-linux-core-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/util-linux-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/util-linux-debugsourceto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
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redhat/uuiddto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/uuidd-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libblkidto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libblkid-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libblkid-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libfdiskto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libfdisk-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libmountto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libmount-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libmount-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libsmartcolsto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libsmartcols-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libuuidto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libuuid-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libuuid-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/python3-libmountto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/python3-libmount-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/util-linuxto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/util-linux-coreto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/util-linux-core-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/util-linux-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/util-linux-debugsourceto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/uuiddto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/uuidd-debuginfoto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libfdisk-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libsmartcols-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24 - Upgrade
Upgrade
redhat/libfdisk-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa - Upgrade
Upgrade
redhat/libsmartcols-develto a version that resolves this vulnerability.Fixed in 2.40.2-24.el10_3.24.aa
Event History
Frequently Asked Questions
Which installed components are covered by this update?
The update covers util-linux and the libblkid, libfdisk, and libmount packages, including listed development and debuginfo subpackages.
What systems are relevant to this issue?
Systems that process DOS partition metadata through the affected util-linux partition parsing functionality are relevant. The provided advisory does not identify affected versions or configurations.
How can I verify whether my system needs the update?
Compare the installed util-linux-related package versions with the package versions specified in RHSA-2026:98630. The supplied information does not include fixed or affected version numbers.