What’s Vulnerable › Vulnerabilities

CVE-2020-11947

• Severity: low (CVSS 3.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-12-31 · updated 2026-06-17
• Weakness: CWE-125

Description

iscsi_aio_ioctl_cb in block/iscsi.c in QEMU 4.1.0 has a heap-based buffer over-read that may disclose unrelated information from process memory to an attacker.

Affected products

• QEMU: 4.1.0

References

• http://www.openwall.com/lists/oss-security/2021/01/13/4
• https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5
• https://security.netapp.com/advisory/ntap-20210212-0001/
• http://www.openwall.com/lists/oss-security/2021/01/13/4
• https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5
• https://security.netapp.com/advisory/ntap-20210212-0001/

Get alerted when CVE-2020-11947 or the next vulnerability affects your stack