CVE-2026-71972

U-Boot through 2026.10-rc5 contains an out-of-bounds write vulnerability in the video_display_rle8_bitmap function in drivers/video/video_bmp.c. Attackers can supply a crafted RLE8-compressed BMP image to corrupt memory adjacent to the framebuffer and crash the bootloader.

CVSS v3 5.9 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 4.2

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/u-boot/u-boot
https://github.com/u-boot/u-boot/blob/v2026.10-rc5/drivers/video/video_bmp.c#L126
https://github.com/u-boot/u-boot/commit/5201e83342d64c2f438ea35158575f28225e752e
https://www.vulncheck.com/advisories/u-boot-through-2026.10-rc5-out-of-bounds-write-in-bmp-rle8-decoder

Configurations

No configuration.

History

29 Sep 2026, 22:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-29 22:18

Updated : 2026-09-30 16:40

NVD link : CVE-2026-71972

Mitre link : CVE-2026-71972

CVE.ORG link : CVE-2026-71972

JSON object : View

Products Affected

No product.

CWE

CWE-787

Out-of-bounds Write

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