CVE-2017-14340: Null Pointer Dereference
First published: Wed Sep 13 2017(Updated: )
It was found that XFS filesystem code mishandles a user settable inode flag in the Linux kernels prior to 4.14-rc1 which can cause a local denial of service via a kernel panic. External References: <a href="http://seclists.org/oss-sec/2017/q3/436">http://seclists.org/oss-sec/2017/q3/436</a> An upstream patch: <a href="https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b31ff3cdf540110da4572e3e29bd172087af65cc">https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b31ff3cdf540110da4572e3e29bd172087af65cc</a>
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <=4.13.1 | |
| 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=b31ff3cdf540110da4572e3e29bd172087af65cc
- http://seclists.org/oss-sec/2017/q3/436
- http://www.debian.org/security/2017/dsa-3981
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.2
- http://www.securityfocus.com/bid/100851
- https://access.redhat.com/errata/RHSA-2017:2918
- https://bugzilla.redhat.com/show_bug.cgi?id=1491344
- https://github.com/torvalds/linux/commit/b31ff3cdf540110da4572e3e29bd172087af65cc
- https://launchpad.net/bugs/cve/CVE-2017-14340
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b31ff3cdf540110da4572e3e29bd172087af65cc
- https://git.kernel.org/linus/b31ff3cdf540110da4572e3e29bd172087af65cc
- https://security-tracker.debian.org/tracker/CVE-2017-14340
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14340
- https://nvd.nist.gov/vuln/detail/CVE-2017-14340
- https://ubuntu.com/security/CVE-2017-14340
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