CVE-2017-7889
First published: Mon Apr 17 2017(Updated: )
Last updated 25 October 2024
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <3.2.91 | |
| Linux Linux kernel | >=3.3<3.10.107 | |
| Linux Linux kernel | >=3.11<3.12.74 | |
| Linux Linux kernel | >=3.13<3.16.46 | |
| Linux Linux kernel | >=3.17<3.18.50 | |
| Linux Linux kernel | >=3.19<4.1.41 | |
| Linux Linux kernel | >=4.2<4.4.63 | |
| Linux Linux kernel | >=4.5<4.9.24 | |
| Linux Linux kernel | >=4.10<4.10.12 | |
| Debian Debian Linux | =8.0 | |
| Canonical Ubuntu Linux | =12.04 | |
| Canonical Ubuntu Linux | =14.04 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.5-1 6.11.7-1 |
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Reference Links
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a4866aa812518ed1a37d8ea0c881dc946409de94
- http://www.debian.org/security/2017/dsa-3945
- http://www.openwall.com/lists/oss-security/2017/04/16/4
- http://www.securityfocus.com/bid/97690
- https://access.redhat.com/errata/RHSA-2017:1842
- https://access.redhat.com/errata/RHSA-2017:2077
- https://access.redhat.com/errata/RHSA-2017:2669
- https://access.redhat.com/errata/RHSA-2018:1854
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b8f254aa17f720053054c4ecff3920973a83b9d6
- https://github.com/torvalds/linux/commit/a4866aa812518ed1a37d8ea0c881dc946409de94
- https://usn.ubuntu.com/3583-1/
- https://usn.ubuntu.com/3583-2/
- https://launchpad.net/bugs/cve/CVE-2017-7889
- http://seclists.org/oss-sec/2017/q2/76
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1444496
- https://access.redhat.com/support/policy/updates/errata/
- https://bugzilla.redhat.com/show_bug.cgi?id=1444493
- https://git.kernel.org/linus/a4866aa812518ed1a37d8ea0c881dc946409de94
- https://security-tracker.debian.org/tracker/CVE-2017-7889
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7889
- https://nvd.nist.gov/vuln/detail/CVE-2017-7889
- https://ubuntu.com/security/CVE-2017-7889
Frequently Asked Questions
What is CVE-2017-7889?
CVE-2017-7889 is a vulnerability in the Linux kernel that allows local users to read or write to kernel memory locations in the first megabyte through the CONFIG_STRICT_DEVMEM protection mechanism.
What is the severity level of CVE-2017-7889?
CVE-2017-7889 has a severity level of medium.
How does CVE-2017-7889 affect Linux systems?
CVE-2017-7889 affects Linux systems running kernel versions through 3.2 that do not properly enforce the CONFIG_STRICT_DEVMEM protection mechanism.
How can I fix CVE-2017-7889 vulnerability?
To fix the CVE-2017-7889 vulnerability, update your Linux kernel to version 4.11 or higher.
Where can I find more information about CVE-2017-7889?
You can find more information about CVE-2017-7889 at the following references: [http://seclists.org/oss-sec/2017/q2/76](http://seclists.org/oss-sec/2017/q2/76), [https://github.com/torvalds/linux/commit/a4866aa812518ed1a37d8ea0c881dc946409de94](https://github.com/torvalds/linux/commit/a4866aa812518ed1a37d8ea0c881dc946409de94), [https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1444496](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1444496).
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