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Vendor Workaround
The code could be modified to include NULL pointer checkers in the code. Before DevicePathToStr : "if (li == NULL || li->FilePath == NULL) return 0;" After DevicePathToStr : "if (bootpath == NULL) return 0;" At error: "if (bootpath != NULL)"
Tracking
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Tue, 11 Aug 2026 14:30:00 +0000
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ssvc
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Tue, 11 Aug 2026 00:15:00 +0000
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threat_severity
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threat_severity
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Mon, 10 Aug 2026 21:00:00 +0000
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| 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. | |
| Title | Shim/dp.c library: null-pointer dereference in is_removable_media_path() when devicepathtostr() returns null | |
| First Time appeared |
Redhat
Redhat enterprise Linux |
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| Weaknesses | CWE-476 | |
| CPEs | cpe:/o:redhat:enterprise_linux:7 cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:9 |
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| Vendors & Products |
Redhat
Redhat enterprise Linux |
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cvssV3_1
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Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2026-08-11T13:29:56.899Z
Reserved: 2026-08-10T09:33:00.303Z
Link: CVE-2026-19411
Updated: 2026-08-11T13:29:53.815Z
Status : Received
Published: 2026-08-10T21:17:23.060
Modified: 2026-08-11T14:17:13.153
Link: CVE-2026-19411
OpenCVE Enrichment
Updated: 2026-08-11T14:21:38Z
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CWE-476
NULL Pointer Dereference