CVE-2024-26988

In the Linux kernel, the following vulnerability has been resolved: init/main.c: Fix potential static_command_line memory overflow We allocate memory of size 'xlen + strlen(boot_command_line) + 1' for static_command_line, but the strings copied into static_command_line are extra_command_line and command_line, rather than extra_command_line and boot_command_line. When strlen(command_line) > strlen(boot_command_line), static_command_line will overflow. This patch just recovers strlen(command_line) which was miss-consolidated with strlen(boot_command_line) in the commit f5c7310ac73e ("init/main: add checks for the return value of memblock_alloc*()")
References
Link Resource
https://git.kernel.org/stable/c/0dc727a4e05400205358a22c3d01ccad2c8e1fe4 Patch
https://git.kernel.org/stable/c/2ef607ea103616aec0289f1b65d103d499fa903a Patch
https://git.kernel.org/stable/c/46dad3c1e57897ab9228332f03e1c14798d2d3b9 Patch
https://git.kernel.org/stable/c/76c2f4d426a5358fced5d5990744d46f10a4ccea Patch
https://git.kernel.org/stable/c/81cf85ae4f2dd5fa3e43021782aa72c4c85558e8 Patch
https://git.kernel.org/stable/c/936a02b5a9630c5beb0353c3085cc49d86c57034 Patch
https://git.kernel.org/stable/c/0dc727a4e05400205358a22c3d01ccad2c8e1fe4 Patch
https://git.kernel.org/stable/c/2ef607ea103616aec0289f1b65d103d499fa903a Patch
https://git.kernel.org/stable/c/46dad3c1e57897ab9228332f03e1c14798d2d3b9 Patch
https://git.kernel.org/stable/c/76c2f4d426a5358fced5d5990744d46f10a4ccea Patch
https://git.kernel.org/stable/c/81cf85ae4f2dd5fa3e43021782aa72c4c85558e8 Patch
https://git.kernel.org/stable/c/936a02b5a9630c5beb0353c3085cc49d86c57034 Patch
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html Third Party Advisory Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EZ6PJW7VOZ224TD7N4JZNU6KV32ZJ53/ Third Party Advisory Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAMSOZXJEPUOXW33WZYWCVAY7Z5S7OOY/ Third Party Advisory Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCBZZEC7L7KTWWAS2NLJK6SO3IZIL4WW/ Third Party Advisory Mailing List
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.9:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.9:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.9:rc4:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*

History

23 Dec 2025, 00:50

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/0dc727a4e05400205358a22c3d01ccad2c8e1fe4 - () https://git.kernel.org/stable/c/0dc727a4e05400205358a22c3d01ccad2c8e1fe4 - Patch
References () https://git.kernel.org/stable/c/2ef607ea103616aec0289f1b65d103d499fa903a - () https://git.kernel.org/stable/c/2ef607ea103616aec0289f1b65d103d499fa903a - Patch
References () https://git.kernel.org/stable/c/46dad3c1e57897ab9228332f03e1c14798d2d3b9 - () https://git.kernel.org/stable/c/46dad3c1e57897ab9228332f03e1c14798d2d3b9 - Patch
References () https://git.kernel.org/stable/c/76c2f4d426a5358fced5d5990744d46f10a4ccea - () https://git.kernel.org/stable/c/76c2f4d426a5358fced5d5990744d46f10a4ccea - Patch
References () https://git.kernel.org/stable/c/81cf85ae4f2dd5fa3e43021782aa72c4c85558e8 - () https://git.kernel.org/stable/c/81cf85ae4f2dd5fa3e43021782aa72c4c85558e8 - Patch
References () https://git.kernel.org/stable/c/936a02b5a9630c5beb0353c3085cc49d86c57034 - () https://git.kernel.org/stable/c/936a02b5a9630c5beb0353c3085cc49d86c57034 - Patch
References () https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html - () https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html - Third Party Advisory, Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EZ6PJW7VOZ224TD7N4JZNU6KV32ZJ53/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EZ6PJW7VOZ224TD7N4JZNU6KV32ZJ53/ - Third Party Advisory, Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAMSOZXJEPUOXW33WZYWCVAY7Z5S7OOY/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAMSOZXJEPUOXW33WZYWCVAY7Z5S7OOY/ - Third Party Advisory, Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCBZZEC7L7KTWWAS2NLJK6SO3IZIL4WW/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCBZZEC7L7KTWWAS2NLJK6SO3IZIL4WW/ - Third Party Advisory, Mailing List
CWE CWE-787
CPE cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.9:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.9:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.9:rc2:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 7.8
First Time Linux
Fedoraproject fedora
Fedoraproject
Debian debian Linux
Debian
Linux linux Kernel

04 Nov 2025, 18:16

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EZ6PJW7VOZ224TD7N4JZNU6KV32ZJ53/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAMSOZXJEPUOXW33WZYWCVAY7Z5S7OOY/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCBZZEC7L7KTWWAS2NLJK6SO3IZIL4WW/ -

21 Nov 2024, 09:03

Type Values Removed Values Added
References
  • () https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html -
References () https://git.kernel.org/stable/c/0dc727a4e05400205358a22c3d01ccad2c8e1fe4 - () https://git.kernel.org/stable/c/0dc727a4e05400205358a22c3d01ccad2c8e1fe4 -
References () https://git.kernel.org/stable/c/2ef607ea103616aec0289f1b65d103d499fa903a - () https://git.kernel.org/stable/c/2ef607ea103616aec0289f1b65d103d499fa903a -
References () https://git.kernel.org/stable/c/46dad3c1e57897ab9228332f03e1c14798d2d3b9 - () https://git.kernel.org/stable/c/46dad3c1e57897ab9228332f03e1c14798d2d3b9 -
References () https://git.kernel.org/stable/c/76c2f4d426a5358fced5d5990744d46f10a4ccea - () https://git.kernel.org/stable/c/76c2f4d426a5358fced5d5990744d46f10a4ccea -
References () https://git.kernel.org/stable/c/81cf85ae4f2dd5fa3e43021782aa72c4c85558e8 - () https://git.kernel.org/stable/c/81cf85ae4f2dd5fa3e43021782aa72c4c85558e8 -
References () https://git.kernel.org/stable/c/936a02b5a9630c5beb0353c3085cc49d86c57034 - () https://git.kernel.org/stable/c/936a02b5a9630c5beb0353c3085cc49d86c57034 -

05 Nov 2024, 10:16

Type Values Removed Values Added
References
  • {'url': 'https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}

25 Jun 2024, 23:15

Type Values Removed Values Added
References
  • () https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html -

03 May 2024, 06:15

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EZ6PJW7VOZ224TD7N4JZNU6KV32ZJ53/', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAMSOZXJEPUOXW33WZYWCVAY7Z5S7OOY/', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCBZZEC7L7KTWWAS2NLJK6SO3IZIL4WW/', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • () https://git.kernel.org/stable/c/2ef607ea103616aec0289f1b65d103d499fa903a -

03 May 2024, 03:16

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EZ6PJW7VOZ224TD7N4JZNU6KV32ZJ53/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAMSOZXJEPUOXW33WZYWCVAY7Z5S7OOY/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCBZZEC7L7KTWWAS2NLJK6SO3IZIL4WW/ -
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: init/main.c: soluciona un posible desbordamiento de memoria de static_command_line Asignamos memoria de tamaño 'xlen + strlen(boot_command_line) + 1' para static_command_line, pero las cadenas copiadas en static_command_line son extra_command_line y command_line, en lugar de extra_command_line y boot_command_line. Cuando strlen(command_line) > strlen(boot_command_line), static_command_line se desbordará. Este parche simplemente recupera strlen(command_line) que no se consolidó con strlen(boot_command_line) en el commit f5c7310ac73e ("init/main: agregue comprobaciones para el valor de retorno de memblock_alloc*()")

01 May 2024, 06:15

Type Values Removed Values Added
New CVE

Information

Published : 2024-05-01 06:15

Updated : 2025-12-23 00:50


NVD link : CVE-2024-26988

Mitre link : CVE-2024-26988

CVE.ORG link : CVE-2024-26988


JSON object : View

Products Affected

debian

  • debian_linux

fedoraproject

  • fedora

linux

  • linux_kernel
CWE
CWE-787

Out-of-bounds Write