CVEs-PoC/2018/CVE-2018-11236.md

CVE-2018-11236

Description

stdlib/canonicalize.c in the GNU C Library (aka glibc or libc6) 2.27 and earlier, when processing very long pathname arguments to the realpath function, could encounter an integer overflow on 32-bit architectures, leading to a stack-based buffer overflow and, potentially, arbitrary code execution.

POC

Reference

• https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

Github

• https://github.com/0xT11/CVE-POC
• https://github.com/andir/nixos-issue-db-example
• https://github.com/evilmiracle/CVE-2018-11236
• https://github.com/flyrev/security-scan-ci-presentation
• https://github.com/simonsdave/clair-cicd