Name: CVE-2017-8284: Improper Control of Generation of Code
Creator: Rapid7
Published: 2017-04-26T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2017-8284, CWE-94, CVSS 7, EPSS 0.00108

The disas_insn function in target/i386/translate.c in QEMU before 2.9.0, when TCG mode without hardware acceleration is used, does not limit the instruction size, which allows local users to gain privileges by creating a modified basic block that injects code into a setuid program, as demonstrated by procmail. NOTE: the vendor has stated "this bug does not violate any security guarantees QEMU makes.

CVSS Details

CVSS 3.0 Base Score: 7
CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Debian	—	Upgrade qemu	Jul 30, 2024	Apr 26, 2017

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CVSS Details

Covered by Rapid7

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