CVE-2026-71973 - U-Boot before 2026.10-rc4 Integer Overflow in SquashFS Directory Table Allocation

CVE-2026-71973 - U-Boot before 2026.10-rc4 Integer Overflow in SquashFS Directory Table Allocation

https://cvefeed.io/rssfeed/latest.atom / Wed, 09/30/2026 - 01:49
CVE ID :CVE-2026-71973
Published : Sept. 29, 2026, 10:18 p.m. | 54 minutes ago
Description :U-Boot before 2026.10-rc4 contains an integer overflow vulnerability in sqfs_read_directory_table() function when allocating the directory table buffer. Attackers can supply a crafted SquashFS image with an attacker-controlled superblock metablks_count value that causes heap buffer under-allocation and out-of-bounds writes, corrupting heap memory and crashing the bootloader.
Severity: 5.2 | MEDIUM
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