CVE-2018-14616: Null Pointer Dereference
First published: Fri Jul 27 2018(Updated: )
An issue was discovered in the Linux kernel through 4.17.10. There is a NULL pointer dereference in fscrypt_do_page_crypto() in fs/crypto/crypto.c when operating on a file in a corrupted f2fs image.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <=4.17.10 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.133-1 6.12.21-1 6.12.22-1 |
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Reference Links
- http://www.securityfocus.com/bid/104917
- https://bugzilla.kernel.org/show_bug.cgi?id=200465
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
- https://usn.ubuntu.com/3932-1/
- https://usn.ubuntu.com/3932-2/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/
- https://launchpad.net/bugs/cve/CVE-2018-14616
- https://security-tracker.debian.org/tracker/CVE-2018-14616
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14616
- https://nvd.nist.gov/vuln/detail/CVE-2018-14616
- https://ubuntu.com/security/CVE-2018-14616
Frequently Asked Questions
What is the severity of CVE-2018-14616?
CVE-2018-14616 has a medium severity rating due to the potential for NULL pointer dereference vulnerabilities in the Linux kernel.
How do I fix CVE-2018-14616?
To fix CVE-2018-14616, upgrade your Linux kernel to a version that is 5.10.223-1 or higher, or 6.1.123-1 or higher.
Which versions of the Linux kernel are affected by CVE-2018-14616?
CVE-2018-14616 affects all Linux kernel versions up to 4.17.10 inclusive.
What component is primarily involved in the CVE-2018-14616 vulnerability?
The vulnerability in CVE-2018-14616 primarily involves the fscrypt_do_page_crypto() function in the fs/crypto/crypto.c file.
What type of systems are at risk from CVE-2018-14616?
Systems operating on corrupted f2fs images in affected Linux kernels are at risk from CVE-2018-14616.
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