Severity
7.8
High severity
Details
- CVSS score
- 7.8
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overview
About vulnerability
fs/seq_file.c in the Linux kernel 3.16 through 5.13.x before 5.13.4 does not properly restrict seq buffer allocations, leading to an integer overflow, an Out-of-bounds Write, and escalation to root by an unprivileged user, aka CID-8cae8cd89f05.Details
- Affected product:
- AlmaLinux 8 , Amazon Linux 1 , Amazon Linux 2 , CentOS 6 ALT , CentOS 6 ELS , CentOS 7 , CentOS 7 ALT , CentOS 7 ELS , CentOS 7 plus , CentOS 8 , CentOS 8.4 ELS , CentOS 8.5 ELS , CloudLinux 6 ELS , CloudLinux OS 6h , CloudLinux OS 7 , Debian 10 , Debian 10 cloud , Debian 9 , Endurance 6 elrepo , Endurance 7 eig 3.10 , Endurance 7 eig 4.14 , OEL 6 Dell , OEL 7 Dell , OEL 8 Dell , Oracle Linux 6 , Oracle Linux 6 ELS , Oracle Linux 7 , Oracle Linux 8 , Proofpoint , Proxmox VE 5 , Proxmox VE 6 , RHEL 6 , RHEL 7 , RHEL 8 , Rocky Linux 8 , Ubuntu 14.04 , Ubuntu 14.04 ESM , Ubuntu 16.04 , Ubuntu 16.04 ELS , Ubuntu 16.04 ESM , Ubuntu 18.04 , Ubuntu 18.04 ELS , Ubuntu 20.04 , Upstream 4.14 , Upstream 4.19 , Upstream 4.4 , Upstream 4.9
- Affected packages:
- kernel @ 3.10.0 (+80 more)