Low severity · published Oct 13, 2026
CVE-2026-110036
Device-mapper-persistent-data: device-mapper-persistent-data: denial of service via crafted block indices
3.3
CVSS
0.2%
EPSS
No
On KEV
Description
A flaw was found in device-mapper-persistent-data. A local attacker can cause a Denial of Service (DoS) by inducing a user or system tool to process crafted device metadata containing an excessively large block index. An arithmetic error in the synchronous block reading logic causes the application to panic and unexpectedly terminate.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RH
Red Hat Enterprise Linux 10 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 6 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 7 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 8 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4 · Red Hat
All versions, or not specified · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-110036
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-110036
vdb-entry
https://access.redhat.com/security/cve/CVE-2026-110036
issue-tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2474403
More from Red Hat Enterprise Linux 10
7.8
CVE-2026-31431
crypto: algif_aead - Revert to operating out-of-place
7.5
CVE-2026-34486
Apache Tomcat: Fix for CVE-2026-29146 allowed bypass of EncryptInterceptor
10.0
CVE-2026-46595
Invoking VerifiedPublicKeyCallback permissions skip enforcement in golang.org/x/crypto/ssh
10.0
CVE-2026-34078
Flatpak has a complete sandbox escape leading to host file access and code execution in the host context
10.0
CVE-2026-4692
Sandbox escape in the Responsive Design Mode component