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8.1
Red Hat Linux kernel updates fix security risks
published 2 years ago
Summary
Several weaknesses have been found in the Red Hat Linux kernel that could let attackers get higher access or cause system instability. The latest Red Hat update patches these problems. Apply the update as soon as possible to keep your systems safe.
What to do
- Update redhat bpftool to version 0:3.10.0-1062.49.1.el7.
- Update redhat bpftool-debuginfo to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-abi-whitelists to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-debug to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-debug-debuginfo to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-debug-devel to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-debuginfo to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-debuginfo-common-x86_64 to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-devel to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-doc to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-tools to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-tools-debuginfo to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-tools-libs to version 0:3.10.0-1062.49.1.el7.
- Update redhat perf to version 0:3.10.0-1062.49.1.el7.
- Update redhat perf-debuginfo to version 0:3.10.0-1062.49.1.el7.
- Update redhat python-perf to version 0:3.10.0-1062.49.1.el7.
- Update redhat python-perf-debuginfo to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-tools-libs-devel to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-bootwrapper to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-debuginfo-common-ppc64 to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-debuginfo-common-ppc64le to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-debuginfo-common-s390x to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-kdump to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-kdump-debuginfo to version 0:3.10.0-1062.49.1.el7.
- Update redhat kernel-kdump-devel to version 0:3.10.0-1062.49.1.el7.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| Red Hat:rhel_eus:7.7::computenode | redhat | bpftool |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | bpftool-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-abi-whitelists |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-debug |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-debug-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-debug-devel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-debuginfo-common-x86_64 |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-devel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-doc |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-tools |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-tools-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-tools-libs |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | perf |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | perf-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | python-perf |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | python-perf-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::computenode | redhat | kernel-tools-libs-devel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | bpftool |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | bpftool-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-abi-whitelists |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-bootwrapper |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-debug |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-debug-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-debug-devel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-debuginfo-common-ppc64 |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-debuginfo-common-ppc64le |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-debuginfo-common-s390x |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-debuginfo-common-x86_64 |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-devel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-doc |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-kdump |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-kdump-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-kdump-devel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-tools |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-tools-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-tools-libs |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | perf |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | perf-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | python-perf |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | python-perf-debuginfo |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
| Red Hat:rhel_eus:7.7::server | redhat | kernel-tools-libs-devel |
< 0:3.10.0-1062.49.1.el7 Fix: upgrade to 0:3.10.0-1062.49.1.el7
|
Original advisory text
Red Hat Security Advisory: kernel security and bug fix update
References
- https://access.redhat.com/errata/RHSA-2021:1531 Vendor Advisory
- https://access.redhat.com/security/updates/classification/#important Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1781821 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1877571 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1894579 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1899804 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1930078 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1930079 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1930080 Third Party Advisory
- https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_1531.j... Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2019-19532 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2019-19532 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-19532 Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2020-25211 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2020-25211 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-25211 Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1c... Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2020-25705 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2020-25705 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-25705 Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2020-28374 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2020-28374 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-28374 Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2021-27363 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2021-27363 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-27363 Vendor Advisory
- https://www.openwall.com/lists/oss-security/2021/03/06/1 Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-27364 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2021-27364 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-27364 Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2021-27365 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2021-27365 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-27365 Vendor Advisory
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker full control (estimated)
Timeline
Published13 Sep 2024
Updated27 Aug 2026
First seen27 Aug 2026
Sources
RHSA-2021:1531 · OSV
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