uefi-firmware-parser

Analizador de Firmware UEFI .. image:: https://travis-ci.org/theopolis/uefi-firmware-parser.svg?branch=master :target: https://travis-ci.org/theopolis/uefi-firmware-parser El analizador de firmware UEFI es un módulo simple y un conjunto de scripts para analizar, extraer y recrear volúmenes de...

CVE-2026-54334

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, ReadCLen in uefifirmware/compression/Tiano/Decompress.c reads Number from GetBitsSd, CBIT with CBIT = 9 and can obtain 511 entries for the 510-element Sd-mCLen heap...

CVE-2026-54333

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, MakeTable in uefifirmware/compression/Tiano/Decompress.c does not validate that bit-length values read from a crafted Tiano or EFI compressed firmware bitstream rema...

CVE-2026-54334 UEFI Firmware Parser: Heap out-of-bounds write in tiano decompressor `ReadCLen`

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, ReadCLen in uefifirmware/compression/Tiano/Decompress.c reads Number from GetBitsSd, CBIT with CBIT = 9 and can obtain 511 entries for the 510-element Sd-mCLen heap...

CVE-2026-54334 UEFI Firmware Parser: Heap out-of-bounds write in tiano decompressor `ReadCLen`

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, ReadCLen in uefifirmware/compression/Tiano/Decompress.c reads Number from GetBitsSd, CBIT with CBIT = 9 and can obtain 511 entries for the 510-element Sd-mCLen heap...

CVE-2026-54334 UEFI Firmware Parser: Heap out-of-bounds write in tiano decompressor `ReadCLen`

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, ReadCLen in uefifirmware/compression/Tiano/Decompress.c reads Number from GetBitsSd, CBIT with CBIT = 9 and can obtain 511 entries for the 510-element Sd-mCLen heap...

CVE-2026-54334

CVE-2026-54334 is a heap out-of-bounds write in the uefi-firmware Python package's native Tiano/EFI decompressor. The flaw is in ReadCLen() within uefi_firmware/compression/Tiano/Decompress.c: it reads a 9-bit value (up to 511) and writes into the 510-element Sd->mCLen heap array without bound...

EUVD-2026-78065

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, ReadCLen in uefifirmware/compression/Tiano/Decompress.c reads Number from GetBitsSd, CBIT with CBIT = 9 and can obtain 511 entries for the 510-element Sd-mCLen heap...

CVE-2026-54333 UEFI Firmware Parser: Stack out-of-bounds write in tiano decompressor MakeTable

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, MakeTable in uefifirmware/compression/Tiano/Decompress.c does not validate that bit-length values read from a crafted Tiano or EFI compressed firmware bitstream rema...

CVE-2026-54333 UEFI Firmware Parser: Stack out-of-bounds write in tiano decompressor MakeTable

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, MakeTable in uefifirmware/compression/Tiano/Decompress.c does not validate that bit-length values read from a crafted Tiano or EFI compressed firmware bitstream rema...

EUVD-2026-78064

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, MakeTable in uefifirmware/compression/Tiano/Decompress.c does not validate that bit-length values read from a crafted Tiano or EFI compressed firmware bitstream rema...

CVE-2026-54333 UEFI Firmware Parser: Stack out-of-bounds write in tiano decompressor MakeTable

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, MakeTable in uefifirmware/compression/Tiano/Decompress.c does not validate that bit-length values read from a crafted Tiano or EFI compressed firmware bitstream rema...

CVE-2026-54333

CVE-2026-54333 is a stack out-of-bounds write in the uefi-firmware Python package (UEFI Firmware Parser). The vulnerable function MakeTable() in uefi_firmware/compression/Tiano/Decompress.c fails to validate that bit-length values from a crafted Tiano/EFI compressed firmware bitstream stay within...

CVE-2026-54333: Out-of-bounds Write

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, MakeTable in uefifirmware/compression/Tiano/Decompress.c does not validate that bit-length values read from a crafted Tiano or EFI compressed firmware bitstream rema...

CVE-2026-54334: Out-of-bounds Write

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, ReadCLen in uefifirmware/compression/Tiano/Decompress.c reads Number from GetBitsSd, CBIT with CBIT = 9 and can obtain 511 entries for the 510-element Sd-mCLen heap...

GHSA-2689-5P89-6J3J UEFI Firmware Parser has a stack out-of-bounds write in tiano decompressor MakeTable

uefi-firmware contains a stack out-of-bounds write vulnerability in the native tiano/EFI decompressor. in uefifirmware/compression/Tiano/Decompress.c, MakeTable does not validate that bit-length values read from the compressed bitstream are within the expected range 0..16. a crafted firmware blob...

PT-2026-56684

UEFI Firmware Parser parses BIOS, Intel ME, and UEFI firmware structures including volumes, file systems, and files. Prior to 1.14, ReadCLen in uefi firmware/compression/Tiano/Decompress.c reads Number from GetBitsSd, CBIT with CBIT = 9 and can obtain 511 entries for the 510-element Sd-mCLen heap...