STRLCPY/CVE-2021-3493

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README.md

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9	9		- Ubuntu 16.04 LTS
10	10		- Ubuntu 14.04 ESM
11	11
	12	+	## Usage
	13	+
	14	+	- ```gcc exploit.c -o exploit```
	15	+	- ```chmod +x exploit```
	16	+	- ```./exploit```
	17	+
12	18		## Description
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14	20		"Ubuntu specific issue in the overlayfs file system in the Linux kernel where it did not properly validate the application of file system capabilities with respect to user namespaces. A local attacker could use this to gain elevated privileges, due to a patch carried in Ubuntu to allow unprivileged overlayfs mounts." [- Ubuntu Security](https://ubuntu.com/security/CVE-2021-3493)
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