CVE-2015-0275

Description

The ext4_zero_range function in fs/ext4/extents.c in the Linux kernel before 4.1 allows local users to cause a denial of service (BUG) via a crafted fallocate zero-range request.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.09%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1034454 vdb entry third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1193907 issue tracking
http://www.spinics.net/lists/linux-ext4/msg47193.html mailing list third party advisory patch
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f2af21aae11972fa924374ddcf52e88347cf5a8 patch vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-1778.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-1787.html vendor advisory
http://www.securityfocus.com/bid/75139 vdb entry third party advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html third party advisory
https://github.com/torvalds/linux/commit/0f2af21aae11972fa924374ddcf52e88347cf5a8 patch
http://www.openwall.com/lists/oss-security/2015/02/23/14 mailing list third party advisory patch
https://support.f5.com/csp/article/K05211147

Frequently Asked Questions

What is the severity of CVE-2015-0275?
CVE-2015-0275 has been scored as a medium severity vulnerability.
How to fix CVE-2015-0275?
To fix CVE-2015-0275, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-0275 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2015-0275 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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