CVE-2015-0275
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.
02 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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.45% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 39.3% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2015-10-19 10:00Z11 YR AGO
- Last updated
- 2024-08-06 04:03Z2 YR AGO
- Reserved
- 2014-11-18
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- f1dfa16ba30c6a6b23769b3a73fcedf82478381408df7f6f9358c49f6e6b9b5c
05 Affected products
06 References
- www.securitytracker.com1034454http://www.securitytracker.com/id/1034454
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1193907
- www.spinics.net[linux-ext4] 20150218 [PATCH] ext4: Allocate entire range in zero rangehttp://www.spinics.net/lists/linux-ext4/msg47193.html
- git.kernel.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f2af21aae11972fa924374ddcf52e88347cf5a8
- rhn.redhat.comRHSA-2015:1778http://rhn.redhat.com/errata/RHSA-2015-1778.html
- rhn.redhat.comRHSA-2015:1787http://rhn.redhat.com/errata/RHSA-2015-1787.html
- www.securityfocus.com75139http://www.securityfocus.com/bid/75139
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- github.comhttps://github.com/torvalds/linux/commit/0f2af21aae11972fa924374ddcf52e88347cf5a8
- www.openwall.com[oss-security] 20150223 CVE-2015-0275 -- Linux kernel: fs: ext4: fallocate zero range page size > block size BUG()http://www.openwall.com/lists/oss-security/2015/02/23/14
- support.f5.comhttps://support.f5.com/csp/article/K05211147
07 Fixed in
Debian 12
- linux Fixed in 3.16.7-ckt9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- linux Fixed in 3.16.7-ckt9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- linux Fixed in 3.16.7-ckt9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- linux-lts-utopic Fixed in 3.16.0-39.53~14.04.1
- linux-lts-vivid Fixed in 3.19.0-20.20~14.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.