Vulnerability Monitor

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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 a denial of service (excessive stack use and application crash) via a crafted binary file, related to use of a variable-size stack array.

Published

2017-06-19T16:29:00.797

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	radare	radare2	1.5.0	Yes

References

http://git.savannah.gnu.org/cgit/grub.git/commit/grub-core/fs/ext2.c?id=ac8cac1dac50daaf1c390d701cca3b55e16ee768 Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/99141 Third Party Advisory, VDB Entry ([email protected])
https://github.com/radare/radare2/commit/65000a7fd9eea62359e6d6714f17b94a99a82edd Patch, Third Party Advisory ([email protected])
https://github.com/radare/radare2/issues/7723 Patch, Third Party Advisory ([email protected])
http://git.savannah.gnu.org/cgit/grub.git/commit/grub-core/fs/ext2.c?id=ac8cac1dac50daaf1c390d701cca3b55e16ee768 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/99141 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/radare/radare2/commit/65000a7fd9eea62359e6d6714f17b94a99a82edd Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/radare/radare2/issues/7723 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)