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 kernel-debuginfoUpgrade kernel-debugUpgrade kernel-debug-develUpgrade perfUpgrade kernel-headersUpgrade kernel-tools-libsUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade kernelUpgrade kernel-toolsUpgrade kernel-devel | Nov 3, 2020 | Jun 26, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade kernel-tools-libsUpgrade kernelUpgrade perfUpgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade python-perf | Sep 28, 2020 | Jun 26, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade kernel-headersUpgrade python-perfUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernelUpgrade kernel-develUpgrade perf | Sep 3, 2020 | Jun 26, 2020 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Sep 12, 2020 | Nov 5, 2019 |
| Redhat_linux | — | Upgrade kernel-rtUpgrade kernel | Sep 22, 2020 | Jun 26, 2020 |
| Suse | — | Upgrade kernel-docsUpgrade cluster-md-kmp-defaultUpgrade dlm-kmp-defaultUpgrade kernel-default-extraUpgrade gfs2-kmp-defaultUpgrade kernel-azure-baseUpgrade ocfs2-kmp-defaultUpgrade kernel-obs-buildUpgrade kernel-default | Aug 4, 2020 | Jun 26, 2020 |
| Ubuntu | — | Upgrade linux-kvmUpgrade linux-aws-fipsUpgrade linux-hweUpgrade linux-azure-fipsUpgrade linux-oracleUpgrade linux-azure-fde-5.15Upgrade linux-azureUpgrade linux-gcpUpgrade linux-snapdragonUpgrade linux-fipsUpgrade linux-oemUpgrade linuxUpgrade linux-raspi2Upgrade linux-lts-xenialUpgrade linux-aws-hweUpgrade linux-gke-4.15Upgrade linux-aws | Nov 19, 2024 | Jun 26, 2020 |
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