What’s Vulnerable › Vulnerabilities

CVE-2017-5525

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-03-15 · updated 2026-06-17
• Weakness: CWE-401

Description

Memory leak in hw/audio/ac97.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.

Affected products

• Debian Linux: 8.0
• QEMU: through 2.8.1.1

References

• http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=12351a91da97b414eec8cdb09f1d9f41e535a401
• http://www.openwall.com/lists/oss-security/2017/01/17/19
• http://www.openwall.com/lists/oss-security/2017/01/18/7
• http://www.securityfocus.com/bid/95671
• https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
• https://security.gentoo.org/glsa/201702-28
• http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=12351a91da97b414eec8cdb09f1d9f41e535a401
• http://www.openwall.com/lists/oss-security/2017/01/17/19
• http://www.openwall.com/lists/oss-security/2017/01/18/7
• http://www.securityfocus.com/bid/95671
• https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
• https://security.gentoo.org/glsa/201702-28

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