CVE-2022-26496

published 2022-03-06

CVE-2022-26496: In nbd-server in nbd before 3.24, there is a stack-based buffer overflow. An attacker can cause a buffer overflow in the parsing of the name field by sending a…

Priority P3 56 critical 9.8 CVSS 3.1

AV N AC L PR N UI N S U C H I H A H

In nbd-server in nbd before 3.24, there is a stack-based buffer overflow. An attacker can cause a buffer overflow in the parsing of the name field by sending a crafted NBD_OPT_INFO or NBD_OPT_GO message with an large value as the length of the name.

Affected

11 ranges

Vendor	Product	Version range	Fixed in
debian	debian_linux	—	—
debian	debian_linux	—	—
debian	nbd	< nbd 1:3.24-1 (bookworm)	nbd 1:3.24-1 (bookworm)
fedoraproject	fedora	—	—
fedoraproject	fedora	—	—
fedoraproject	fedora	—	—
network_block_device_project	network_block_device	< 3.24	3.24
wouter_verhelst	nbd	>= 0 < 1:3.21-1+deb11u1	1:3.21-1+deb11u1
wouter_verhelst	nbd	>= 0 < 1:3.24-1	1:3.24-1
wouter_verhelst	nbd	>= 0 < 1:3.24-1	1:3.24-1
wouter_verhelst	nbd	>= 0 < 1:3.24-1	1:3.24-1

CVSS provenance

nvd v3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd v2.0 7.5 HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P

osv 9.8 CRITICAL

vendor_debian 9.8 CRITICAL

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CWE-787