Use After Free Affecting qemu package, versions <1:5.2+dfsg-1
Snyk CVSS
Attack Complexity
Low
Threat Intelligence
EPSS
0.05% (20th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN11-QEMU-589912
- published 21 Jul 2020
- disclosed 21 Jul 2020
Introduced: 21 Jul 2020
CVE-2020-15859 Open this link in a new tabHow to fix?
Upgrade Debian:11
qemu
to version 1:5.2+dfsg-1 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:11
relevant fixed versions and status.
QEMU 4.2.0 has a use-after-free in hw/net/e1000e_core.c because a guest OS user can trigger an e1000e packet with the data's address set to the e1000e's MMIO address.
References
- https://security-tracker.debian.org/tracker/CVE-2020-15859
- https://bugs.launchpad.net/qemu/+bug/1886362
- https://lists.gnu.org/archive/html/qemu-devel/2020-07/msg05304.html
- https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
- https://www.openwall.com/lists/oss-security/2020/07/21/3
- https://security.gentoo.org/glsa/202208-27
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html