Out-of-bounds Write Vulnerability in cpio
Summary
DSA-3483-1: cpio - security update. Affects cpio versions < 2.11+dfsg-0.1+deb7u2. Fixed in 2.11+dfsg-0.1+deb7u2. How to fix ↓
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Background
cpio is a tool used for creating and extracting cpio archive files. It is commonly used in Linux distributions for packaging and distributing software. The tool allows users to create archives of files and directories, as well as extract files from existing archives. However, a vulnerability has been discovered in cpio that can lead to a denial of service (application crash) due to an out-of-bounds write.
Vulnerability Detail
The vulnerability in cpio is caused by an out-of-bounds write, which occurs when the tool attempts to write data beyond the bounds of a buffer. This can be exploited by an attacker to crash the application, potentially leading to a denial of service. The vulnerability has been assigned the CVE identifier CVE-2016-2037.
How To Fix
Minimum fixed version
2.11+dfsg-0.1+deb7u2
This is the first release that contains the fix.
sudo apt-get install --only-upgrade cpioTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no known workaround for this vulnerability. It is recommended to apply the fix by upgrading the cpio package to the fixed version.
Conclusion
The out-of-bounds write vulnerability in cpio can lead to a denial of service. It is recommended to upgrade the cpio package to the fixed version for your distribution to mitigate this vulnerability. For further support on vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for cpio →
FAQ
cpio is a tool used for creating and extracting cpio archive files. It is commonly used in Linux distributions for packaging and distributing software.
The vulnerability can lead to a denial of service (application crash) by exploiting an out-of-bounds write in cpio.
To fix this vulnerability, you should upgrade the cpio package to the fixed version for your distribution.
There is no known workaround for this vulnerability. It is recommended to apply the fix by upgrading the cpio package.
You can obtain the fixed packages from the official Debian repositories or through package management tools like apt-get.
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