Low severity · published Aug 10, 2026
CVE-2026-19411
Shim/dp.c library: null-pointer dereference in is_removable_media_path() when devicepathtostr() returns null
3.9
CVSS
0.1%
EPSS
No
On KEV
Description
A NULL pointer vulnerability has been found in the the shim application of dp.c library. A missing NULL pointer could allow attackers to perform a denial of service attack on a system that uses shim application for UEFI bootloader.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L
Attack vector
Local
Complexity
High
Privileges
High
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
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
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-19411
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-19411
access.redhat.com
https://access.redhat.com/security/cve/CVE-2026-19411
bugzilla.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2513060
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