A buffer over-read flaw was found in RH kernel versions before 5.0 in crypto_authenc_extractkeys in crypto/authenc.c in the IPsec Cryptographic algorithm's module, authenc. When a payload longer than 4 bytes, and is not following 4-byte alignment boundary guidelines, it causes a buffer over-read threat, leading to a system crash. This flaw allows a local attacker with user privileges to cause a denial of service.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | Sep 22, 2020 | Jun 26, 2020 |
| Debian | — | Upgrade linux | Jul 30, 2024 | Jun 26, 2020 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Feb 8, 2021 |
| Huawei Euleros 2_0_sp2 | — | Upgrade python-perfUpgrade kernel-toolsUpgrade kernelUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-develUpgrade kernel-tools-libsUpgrade kernel-debugUpgrade kernel-headersUpgrade kernel-debug-develUpgrade kernel-debuginfoUpgrade perf | Nov 3, 2020 | Jun 26, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade kernel-debuginfoUpgrade perfUpgrade kernel-tools-libsUpgrade kernelUpgrade kernel-headersUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade kernel-tools | Sep 28, 2020 | Jun 26, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade kernel-tools-libsUpgrade python-perfUpgrade kernelUpgrade kernel-headersUpgrade kernel-toolsUpgrade perfUpgrade kernel-devel | Sep 3, 2020 | Jun 26, 2020 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Sep 12, 2020 | Nov 5, 2019 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rt | Sep 22, 2020 | Jun 26, 2020 |
| Suse | — | Upgrade kernel-azure-baseUpgrade ocfs2-kmp-defaultUpgrade kernel-defaultUpgrade kernel-obs-buildUpgrade gfs2-kmp-defaultUpgrade cluster-md-kmp-defaultUpgrade dlm-kmp-defaultUpgrade kernel-docsUpgrade kernel-default-extra | Aug 4, 2020 | Jun 26, 2020 |
| Ubuntu | — | Upgrade linux-kvmUpgrade linux-oracleUpgrade linux-azure-fde-5.15Upgrade linux-hweUpgrade linux-aws-fipsUpgrade linux-azure-fipsUpgrade linux-azureUpgrade linux-gcpUpgrade linux-fipsUpgrade linux-lts-xenialUpgrade linux-oemUpgrade linux-awsUpgrade linux-raspi2Upgrade linuxUpgrade linux-snapdragonUpgrade linux-gke-4.15Upgrade linux-aws-hwe | Nov 19, 2024 | Jun 26, 2020 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub