CVE-2018-13094: Null Pointer Dereference
First published: Tue Jul 03 2018(Updated: )
An issue was discovered in fs/xfs/libxfs/xfs_attr_leaf.c in the Linux kernel through 4.17.3. An OOPS may occur for a corrupted xfs image after xfs_da_shrink_inode() is called with a NULL bp.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <=4.17.3 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| redhat/kernel | <4.18 | 4.18 |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.106-3 6.1.112-1 6.11.4-1 6.11.5-1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://access.redhat.com/errata/RHSA-2019:0831
- https://access.redhat.com/errata/RHSA-2019:2029
- https://access.redhat.com/errata/RHSA-2019:2043
- https://bugzilla.kernel.org/show_bug.cgi?id=199969
- https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a
- https://github.com/torvalds/linux/commit/bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
- https://usn.ubuntu.com/3752-1/
- https://usn.ubuntu.com/3752-2/
- https://usn.ubuntu.com/3752-3/
- https://usn.ubuntu.com/3753-1/
- https://usn.ubuntu.com/3753-2/
- https://usn.ubuntu.com/3754-1/
- https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a
- https://launchpad.net/bugs/cve/CVE-2018-13094
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1597772
- https://lwn.net/Articles/652468/
- https://bugzilla.redhat.com/show_bug.cgi?id=1597771
- https://security-tracker.debian.org/tracker/CVE-2018-13094
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13094
- https://nvd.nist.gov/vuln/detail/CVE-2018-13094
- https://ubuntu.com/security/CVE-2018-13094
Frequently Asked Questions
What is the severity of CVE-2018-13094?
The severity of CVE-2018-13094 is low.
How does CVE-2018-13094 affect Linux kernel versions?
CVE-2018-13094 affects Linux kernel versions up to 4.17.3.
Which software packages are affected by CVE-2018-13094?
Software packages affected by CVE-2018-13094 include linux-flo, linux-aws, linux-azure, linux-azure-edge, linux, and more. Please refer to the CVE details for a complete list.
Is there a fix available for CVE-2018-13094?
Yes, the fix for CVE-2018-13094 is available in Linux kernel versions 4.18 and higher.
Where can I find more information about CVE-2018-13094?
You can find more information about CVE-2018-13094 in the references provided: https://bugzilla.kernel.org/show_bug.cgi?id=199969, https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a, https://github.com/torvalds/linux/commit/bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a
- collector/nvd-index
- agent/type
- collector/launchpad-cve
- source/Launchpad
- agent/author
- agent/weakness
- agent/severity
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2018-13094
- agent/software-canonical-lookup
- collector/nvd-cve
- source/NVD
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/remedy
- agent/references
- agent/tags
- agent/first-publish-date
- agent/softwarecombine
- collector/usn-cve
- source/Ubuntu
- agent/event
- agent/description
- collector/security-tracker-debian
- source/Debian
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/4.17.3
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/14.04
- version/canonical ubuntu linux/16.04
- version/canonical ubuntu linux/18.04
- package-manager/redhat
- package-manager/debian