CVE-2018-1093
N/A
Published: April 2, 2018 at 03:00 AM UTC
Updated: June 17, 2026 at 01:50 AM UTC
2 products affected across 2 vendorsLinux KernelKernel
Using Linux kernel through version 4.15 by N/A?
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Severity
N/A
Exploit prediction
EPSS 2%
Description
The ext4_valid_block_bitmap function in fs/ext4/balloc.c in the Linux kernel through 4.15.15 allows attackers to cause a denial of service (out-of-bounds read and system crash) via a crafted ext4 image because balloc.c and ialloc.c do not validate bitmap block numbers.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 4.15.15
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (14)
x_refsource_MISCMailing List
Source: [email protected]
http://openwall.com/lists/oss-security/2018/03/29/1x_refsource_MISCIssue Tracking
Source: [email protected]
https://bugzilla.kernel.org/show_bug.cgi?id=199181x_refsource_MISCIssue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1560782Mailing Listx_refsource_MLIST
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/06/msg00000.htmlMailing Listx_refsource_MLIST
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/07/msg00015.htmlMailing Listx_refsource_MLIST
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/07/msg00016.htmlQuick Info
StatusMODIFIED
CWE
CWE-125
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