CVE-2017-2630 — Stack-based Buffer Overflow in Qemu

CWE-121 — Stack-based Buffer OverflowCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer6 documents6 sources
Severity
8.8HIGHNVD
EPSS
1.1%
top 21.63%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
QemuDebian Qemu
Timeline
PublishedJul 27
Latest updateMay 13

Description

A stack buffer overflow flaw was found in the Quick Emulator (QEMU) before 2.9 built with the Network Block Device (NBD) client support. The flaw could occur while processing server's response to a 'NBD_OPT_LIST' request. A malicious NBD server could use this issue to crash a remote NBD client resulting in DoS or potentially execute arbitrary code on client host with privileges of the QEMU process.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages4 packages

▶NVDqemu/qemu< 2.9
▶debiandebian/qemu< qemu 1:2.8+dfsg-3 (bookworm)
▶Debianqemu/qemu< 1:2.8+dfsg-3+3
▶CVEListV5qemu/qemu2.9

Patches

Patch: www.openwall.com ↗Patch: bugzilla.redhat.com ↗Patch: lists.gnu.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-2rf9-cmpf-qww5: A stack buffer overflow flaw was found in the Quick Emulator (QEMU) before 2↗2022-05-13
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OSV
CVE-2017-2630: A stack buffer overflow flaw was found in the Quick Emulator (QEMU) before 2↗2018-07-27
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📋Vendor Advisories

2
Red Hat
Qemu: nbd: oob stack write in client routine drop_sync↗2017-02-03
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Debian
CVE-2017-2630: qemu - A stack buffer overflow flaw was found in the Quick Emulator (QEMU) before 2.9 b...↗2017
▶

💬Community

1
Bugzilla
CVE-2017-2630 Qemu: nbd: oob stack write in client routine drop_sync↗2017-02-15
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