Out-of-bounds Read Affecting qemu package, versions <1:3.1+dfsg-8+deb10u5
Snyk CVSS
Attack Complexity
Low
Scope
Changed
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN10-QEMU-1055043
- published 31 Dec 2020
- disclosed 31 Dec 2020
Introduced: 31 Dec 2020
CVE-2020-11947 Open this link in a new tabHow to fix?
Upgrade Debian:10
qemu
to version 1:3.1+dfsg-8+deb10u5 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu
package and not the qemu
package as distributed by Debian
.
See How to fix?
for Debian:10
relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2020-11947
- https://security.netapp.com/advisory/ntap-20210212-0001/
- https://git.qemu.org/?p=qemu.git;a=commit;h=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5
- http://www.openwall.com/lists/oss-security/2021/01/13/4
- https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5