{"id":"CVE-2026-71972","published":"2026-09-29T22:18:21.900","lastModified":"2026-09-29T22:18:21.900","description":"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.","cvssScore":5.9,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H","cwes":["CWE-787"],"vendors":[],"products":[],"references":[{"url":"https://github.com/u-boot/u-boot","tags":[]},{"url":"https://github.com/u-boot/u-boot/blob/v2026.10-rc5/drivers/video/video_bmp.c#L126","tags":[]},{"url":"https://github.com/u-boot/u-boot/commit/5201e83342d64c2f438ea35158575f28225e752e","tags":[]},{"url":"https://www.vulncheck.com/advisories/u-boot-through-2026.10-rc5-out-of-bounds-write-in-bmp-rle8-decoder","tags":[]}],"exploitRefs":[{"url":"https://github.com/u-boot/u-boot","tags":[]},{"url":"https://github.com/u-boot/u-boot/blob/v2026.10-rc5/drivers/video/video_bmp.c#L126","tags":[]},{"url":"https://github.com/u-boot/u-boot/commit/5201e83342d64c2f438ea35158575f28225e752e","tags":[]}],"hasPoc":true,"ai":null}