CVE-2017-5576: Integer Overflow
First published: Wed Jan 25 2017(Updated: )
Integer overflow in the vc4_get_bcl function in drivers/gpu/drm/vc4/vc4_gem.c in the VideoCore DRM driver in the Linux kernel before 4.9.7 allows local users to cause a denial of service or possibly have unspecified other impact via a crafted size value in a VC4_SUBMIT_CL ioctl call.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=4.5<4.9.7 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.11.10-1 6.12.5-1 |
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Reference Links
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f2ff82e11c86c05d051cae32b58226392d33bbf
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.7
- http://www.openwall.com/lists/oss-security/2017/01/21/7
- http://www.securityfocus.com/bid/95767
- https://bugzilla.redhat.com/show_bug.cgi?id=1416436
- https://github.com/torvalds/linux/commit/0f2ff82e11c86c05d051cae32b58226392d33bbf
- https://lkml.org/lkml/2017/1/17/761
- https://launchpad.net/bugs/cve/CVE-2017-5576
- http://seclists.org/oss-sec/2017/q1/165
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f2ff82e11c86c05d051cae32b58226392d33bbf
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1416439
- https://git.kernel.org/linus/0f2ff82e11c86c05d051cae32b58226392d33bbf
- https://git.kernel.org/linus/d5b1a78a772f1e31a94f8babfa964152ec5e9aa5
- https://security-tracker.debian.org/tracker/CVE-2017-5576
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5576
- https://nvd.nist.gov/vuln/detail/CVE-2017-5576
- https://ubuntu.com/security/CVE-2017-5576
Frequently Asked Questions
What is CVE-2017-5576?
CVE-2017-5576 is an integer overflow vulnerability in the VideoCore DRM driver in the Linux kernel before version 4.9.7.
What is the severity of CVE-2017-5576?
CVE-2017-5576 has a low severity level.
How does CVE-2017-5576 affect the Linux kernel?
CVE-2017-5576 allows local users to cause a denial of service or possibly have unspecified other impact via a crafted size value in a VC4_SUBMIT_CL ioctl call.
How can I fix CVE-2017-5576?
To fix CVE-2017-5576, upgrade the Linux kernel to version 4.9.7 or later.
Where can I find more information about CVE-2017-5576?
You can find more information about CVE-2017-5576 at the following references: [https://lkml.org/lkml/2017/1/17/761](https://lkml.org/lkml/2017/1/17/761), [http://www.openwall.com/lists/oss-security/2017/01/21/7](http://www.openwall.com/lists/oss-security/2017/01/21/7), [http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f2ff82e11c86c05d051cae32b58226392d33bbf](http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f2ff82e11c86c05d051cae32b58226392d33bbf)
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