CVE-2017-9763: The grub_ext2_read_block function in fs/ext2.c in GNU GRUB before 2013-11-12, as used in shlr/grub/fs/ext2.c in radare2 1.5.0, allows remote attackers to cause…

PriorityP336high7.5CVSS 3.0

AVNACLPRNUINSUCNINAH

EPSS

4.15%

89.7th percentile

The grub_ext2_read_block function in fs/ext2.c in GNU GRUB before 2013-11-12, as used in shlr/grub/fs/ext2.c in radare2 1.5.0, allows remote attackers to cause a denial of service (excessive stack use and application crash) via a crafted binary file, related to use of a variable-size stack array.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
debian	grub2	< grub2 2.02~beta2-8 (bookworm)	grub2 2.02~beta2-8 (bookworm)
debian	radare2	< grub2 2.02~beta2-8 (bookworm)	grub2 2.02~beta2-8 (bookworm)
gnu	grub2	>= 0 < 2.02~beta2-8	2.02~beta2-8
gnu	grub2	>= 0 < 2.02~beta2-8	2.02~beta2-8
gnu	grub2	>= 0 < 2.02~beta2-8	2.02~beta2-8
gnu	grub2	>= 0 < 2.02~beta2-8	2.02~beta2-8
radare	radare2	—	—

CVSS provenance

nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

osv7.5HIGH

vendor_debian7.5LOW

vendor_redhat7.5HIGH

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