https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2026-34963.htmlhttps://patchthecve.com/cve/CVE-2026-34963.htmlSat, 18 Jul 2026 03:16:35 +0000HIGH 8.4: barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section loadhttps://patchthecve.com/cve/CVE-2026-34962.htmlhttps://patchthecve.com/cve/CVE-2026-34962.htmlSat, 18 Jul 2026 03:16:35 +0000MEDIUM 6.2: barebox version prior to 2026.04.0 contains a denial-of-service vulnerability in ext4 directory parsing in fs/ext4/ext4_common.c where the ext4fs_iterate_dir() function fails to validate that directory entry length values are non-zero. Attackers can supply a malicious ext4 filesystem image with a crhttps://patchthecve.com/cve/CVE-2026-34961.htmlhttps://patchthecve.com/cve/CVE-2026-34961.htmlSat, 18 Jul 2026 03:16:35 +0000MEDIUM 6.2: barebox prior to version 2026.04.0 contains out-of-bounds read vulnerabilities in ext4 extent parsing due to missing validation of the eh_entries field against buffer capacity in fs/ext4/ext4_common.c. Attackers can supply a malicious ext4 filesystem image via USB, SD card, or network boot to triggehttps://patchthecve.com/cve/CVE-2026-34960.htmlhttps://patchthecve.com/cve/CVE-2026-34960.htmlSat, 18 Jul 2026 03:16:35 +0000MEDIUM 6.5: barebox prior to version 2026.04.0 contains an out-of-bounds read vulnerability in DHCP option parsing within the dhcp_message_type() function that fails to verify the options pointer remains within received packet bounds. An attacker on the same broadcast domain can send a crafted DHCP Offer or ACK