RHSA-2021:1739
Advisory lineage Upstream: 27 Downstream: 0
Published: 01 Oct 2024, 18:19
Last modified:05 May 2026, 10:01
Vulnerability Summary
Overall Risk (default)
medium
31/100 CVSS Score
7.8 HIGH
3.1 (osv_red_hat)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
01 Oct 2024, 18:19
Published
Vulnerability first disclosed
05 May 2026, 10:01
Last Modified
Vulnerability information updated
Description
Red Hat Security Advisory: kernel-rt security and bug fix update
CVSS Metrics
- v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Systems
- redhat•kernel-rt
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-core
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debug
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debug-core
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debug-debuginfo
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debug-devel
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debug-kvm
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debug-modules
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debug-modules-extra
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debuginfo
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-debuginfo-common-x86_64
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-devel
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-kvm
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-modules
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
- redhat•kernel-rt-modules-extra
< 0:4.18.0-305.rt7.72.el8 | < 0:4.18.0-305.rt7.72.el8
References (128)
- https://access.redhat.com/errata/RHSA-2021:1739
- https://access.redhat.com/security/updates/classification/#important
- https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.4_release_notes/
- https://bugzilla.redhat.com/show_bug.cgi?id=1783434
- https://bugzilla.redhat.com/show_bug.cgi?id=1783507
- https://bugzilla.redhat.com/show_bug.cgi?id=1831726
- https://bugzilla.redhat.com/show_bug.cgi?id=1833445
- https://bugzilla.redhat.com/show_bug.cgi?id=1848652
- https://bugzilla.redhat.com/show_bug.cgi?id=1853922
- https://bugzilla.redhat.com/show_bug.cgi?id=1868453
- https://bugzilla.redhat.com/show_bug.cgi?id=1869141
- https://bugzilla.redhat.com/show_bug.cgi?id=1877575
- https://bugzilla.redhat.com/show_bug.cgi?id=1879981
- https://bugzilla.redhat.com/show_bug.cgi?id=1882591
- https://bugzilla.redhat.com/show_bug.cgi?id=1882594
- https://bugzilla.redhat.com/show_bug.cgi?id=1886109
- https://bugzilla.redhat.com/show_bug.cgi?id=1894793
- https://bugzilla.redhat.com/show_bug.cgi?id=1895961
- https://bugzilla.redhat.com/show_bug.cgi?id=1896842
- https://bugzilla.redhat.com/show_bug.cgi?id=1897869
- https://bugzilla.redhat.com/show_bug.cgi?id=1900933
- https://bugzilla.redhat.com/show_bug.cgi?id=1901161
- https://bugzilla.redhat.com/show_bug.cgi?id=1901709
- https://bugzilla.redhat.com/show_bug.cgi?id=1902724
- https://bugzilla.redhat.com/show_bug.cgi?id=1903126
- https://bugzilla.redhat.com/show_bug.cgi?id=1915799
- https://bugzilla.redhat.com/show_bug.cgi?id=1919889
- https://bugzilla.redhat.com/show_bug.cgi?id=1930246
- https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_1739.json
- https://access.redhat.com/security/cve/CVE-2019-19523
- https://www.cve.org/CVERecord?id=CVE-2019-19523
- https://nvd.nist.gov/vuln/detail/CVE-2019-19523
- https://access.redhat.com/security/cve/CVE-2019-19528
- https://www.cve.org/CVERecord?id=CVE-2019-19528
- https://nvd.nist.gov/vuln/detail/CVE-2019-19528
- https://access.redhat.com/security/cve/CVE-2020-0431
- https://www.cve.org/CVERecord?id=CVE-2020-0431
- https://nvd.nist.gov/vuln/detail/CVE-2020-0431
- https://patchwork.kernel.org/project/linux-input/patch/20191207210518.GA181006@dtor-ws/
- https://access.redhat.com/security/cve/CVE-2020-11608
- https://www.cve.org/CVERecord?id=CVE-2020-11608
- https://nvd.nist.gov/vuln/detail/CVE-2020-11608
- https://access.redhat.com/security/cve/CVE-2020-12114
- https://www.cve.org/CVERecord?id=CVE-2020-12114
- https://nvd.nist.gov/vuln/detail/CVE-2020-12114
- https://access.redhat.com/security/cve/CVE-2020-12362
- https://www.cve.org/CVERecord?id=CVE-2020-12362
- https://nvd.nist.gov/vuln/detail/CVE-2020-12362
- https://access.redhat.com/security/cve/CVE-2020-12363
- https://bugzilla.redhat.com/show_bug.cgi?id=1930249
- https://www.cve.org/CVERecord?id=CVE-2020-12363
- https://nvd.nist.gov/vuln/detail/CVE-2020-12363
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00438.html
- https://access.redhat.com/security/cve/CVE-2020-12364
- https://bugzilla.redhat.com/show_bug.cgi?id=1930251
- https://www.cve.org/CVERecord?id=CVE-2020-12364
- https://nvd.nist.gov/vuln/detail/CVE-2020-12364
- https://access.redhat.com/security/cve/CVE-2020-12464
- https://www.cve.org/CVERecord?id=CVE-2020-12464
- https://nvd.nist.gov/vuln/detail/CVE-2020-12464
- https://access.redhat.com/security/cve/CVE-2020-14314
- https://www.cve.org/CVERecord?id=CVE-2020-14314
- https://nvd.nist.gov/vuln/detail/CVE-2020-14314
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5872331b3d91820e14716632ebb56b1399b34fe1
- https://lore.kernel.org/linux-ext4/f53e246b-647c-64bb-16ec-135383c70ad7@redhat.com/T/#u
- https://access.redhat.com/security/cve/CVE-2020-14356
- https://www.cve.org/CVERecord?id=CVE-2020-14356
- https://nvd.nist.gov/vuln/detail/CVE-2020-14356
- https://access.redhat.com/security/cve/CVE-2020-15437
- https://www.cve.org/CVERecord?id=CVE-2020-15437
- https://nvd.nist.gov/vuln/detail/CVE-2020-15437
- https://access.redhat.com/security/cve/CVE-2020-24394
- https://www.cve.org/CVERecord?id=CVE-2020-24394
- https://nvd.nist.gov/vuln/detail/CVE-2020-24394
- https://access.redhat.com/security/cve/CVE-2020-25212
- https://www.cve.org/CVERecord?id=CVE-2020-25212
- https://nvd.nist.gov/vuln/detail/CVE-2020-25212
- https://access.redhat.com/security/cve/CVE-2020-25284
- https://www.cve.org/CVERecord?id=CVE-2020-25284
- https://nvd.nist.gov/vuln/detail/CVE-2020-25284
- https://access.redhat.com/security/cve/CVE-2020-25285
- https://www.cve.org/CVERecord?id=CVE-2020-25285
- https://nvd.nist.gov/vuln/detail/CVE-2020-25285
- https://access.redhat.com/security/cve/CVE-2020-25643
- https://www.cve.org/CVERecord?id=CVE-2020-25643
- https://nvd.nist.gov/vuln/detail/CVE-2020-25643
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=66d42ed8b25b64eb63111a2b8582c5afc8bf1105
- https://access.redhat.com/security/cve/CVE-2020-25704
- https://www.cve.org/CVERecord?id=CVE-2020-25704
- https://nvd.nist.gov/vuln/detail/CVE-2020-25704
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7bdb157cdebbf95a1cd94ed2e01b338714075d00
- https://www.openwall.com/lists/oss-security/2020/11/09/1
- https://access.redhat.com/security/cve/CVE-2020-27786
- https://www.cve.org/CVERecord?id=CVE-2020-27786
- https://nvd.nist.gov/vuln/detail/CVE-2020-27786
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c1f6e3c818dd734c30f6a7eeebf232ba2cf3181d
- https://access.redhat.com/security/cve/CVE-2020-27835
- https://www.cve.org/CVERecord?id=CVE-2020-27835
- https://nvd.nist.gov/vuln/detail/CVE-2020-27835
- https://access.redhat.com/security/cve/CVE-2020-28974
- https://www.cve.org/CVERecord?id=CVE-2020-28974
- https://nvd.nist.gov/vuln/detail/CVE-2020-28974
- https://access.redhat.com/security/cve/CVE-2020-35508
- https://www.cve.org/CVERecord?id=CVE-2020-35508
- https://nvd.nist.gov/vuln/detail/CVE-2020-35508
- https://access.redhat.com/security/cve/CVE-2020-36694
- https://bugzilla.redhat.com/show_bug.cgi?id=2212140
- https://www.cve.org/CVERecord?id=CVE-2020-36694
- https://nvd.nist.gov/vuln/detail/CVE-2020-36694
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cc00bcaa589914096edef7fb87ca5cee4a166b5c
- https://access.redhat.com/security/cve/CVE-2021-0342
- https://www.cve.org/CVERecord?id=CVE-2021-0342
- https://nvd.nist.gov/vuln/detail/CVE-2021-0342
- https://lore.kernel.org/netdev/20200608230607.3361041-84-sashal@kernel.org/
- https://access.redhat.com/security/cve/CVE-2021-0605
- https://bugzilla.redhat.com/show_bug.cgi?id=1974823
- https://www.cve.org/CVERecord?id=CVE-2021-0605
- https://nvd.nist.gov/vuln/detail/CVE-2021-0605
- https://access.redhat.com/security/cve/CVE-2021-3428
- https://bugzilla.redhat.com/show_bug.cgi?id=1936786
- https://www.cve.org/CVERecord?id=CVE-2021-3428
- https://nvd.nist.gov/vuln/detail/CVE-2021-3428
- https://access.redhat.com/security/cve/CVE-2023-1390
- https://bugzilla.redhat.com/show_bug.cgi?id=2178212
- https://www.cve.org/CVERecord?id=CVE-2023-1390
- https://nvd.nist.gov/vuln/detail/CVE-2023-1390
- https://gist.github.com/netspooky/bee2d07022f6350bb88eaa48e571d9b5
- https://infosec.exchange/@_mattata/109427999461122360