CVE Catalog

CVE-2017-9763

High
Published: Translated: NVD NIST

Summary

The grub_ext2_read_block function in GNU GRUB before 2013-11-12, as used in radare2 1.5.0, allows remote attackers to cause a denial of service via a crafted binary file, leading to excessive stack use and application crash.

Risk Assessment

Attackers can exploit this vulnerability to remotely trigger system crashes, potentially leading to service availability interruptions.

Recommendation

It is recommended to update GNU GRUB to a version after 2013-11-12 and to monitor systems for unusual activities related to binary file handling.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS