VDB
RHSA-2021%3A2666
RHSA-2021%3A2666
PUBLISHED
CVSS 7.800000190734863 HIGH
Red Hat Security Advisory: kernel security and bug fix update
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat:rhel_eus:8.1::baseos | python3-perf-debuginfo | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-modules | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-devel | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-zfcpdump-modules | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-zfcpdump-modules-extra | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-zfcpdump-devel | 0, 0 |
| Red Hat:rhel_eus:8.1::baseos | kernel-debuginfo-common-aarch64 | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-tools-libs-devel | 0, 0 |
| Red Hat:rhel_eus:8.1::baseos | kernel-debug-modules-extra | 0, 0 |
| Red Hat:rhel_eus:8.1::baseos | kernel-tools-libs | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-debug | 0, 0 |
| Red Hat:rhel_eus:8.1::baseos | kernel-debug-debuginfo | 0, 0 |
| Red Hat:rhel_eus:8.1::baseos | kernel-zfcpdump-devel | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-modules-extra | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-tools-libs | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | perf-debuginfo | 0, 0 |
| Red Hat:rhel_eus:8.1::crb | kernel-debug-modules-extra | 0, 0 |
| Red Hat:rhel_eus:8.1::baseos | kernel-tools-libs-devel | 0, 0 |
| Red Hat:rhel_eus:8.1::baseos | kernel | 0, 0 |
| Red Hat:rhel_eus:8.1::baseos | kernel-tools-debuginfo | 0, 0 |
…and 48 more
Timeline
- Jul 7, 2021 CVE Published
- Feb 23, 2026 CVE Updated
- May 1, 2026 Distribution Patch
- May 1, 2026 Distribution Patch
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
References
- https://access.redhat.com/errata/RHSA-2021:2666 advisory
- https://access.redhat.com/security/updates/classification/#important article
- https://bugzilla.redhat.com/show_bug.cgi?id=1886285 report
- https://bugzilla.redhat.com/show_bug.cgi?id=1961305 report
- https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_2666.json advisory
- https://access.redhat.com/security/cve/CVE-2020-26541 report
- https://www.cve.org/CVERecord?id=CVE-2020-26541 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-26541 advisory
- https://access.redhat.com/security/cve/CVE-2021-33034 report
- https://www.cve.org/CVERecord?id=CVE-2021-33034 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-33034 advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5c4c8c9544099bb9043a10a5318130a943e32fc3 article
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-hci_send_acl article
- https://syzkaller.appspot.com/bug?id=2e1943a94647f7732dd6fc60368642d6e8dc91b1 article