Use After Free Affecting qemu-kvm-block-iscsi package, versions <15:4.2.0-59.module+el8.5.0+20410+46b2d321
Threat Intelligence
EPSS
0.05% (22nd
percentile)
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Test your applications- Snyk ID SNYK-ORACLE8-QEMUKVMBLOCKISCSI-2591431
- published 10 Apr 2022
- disclosed 21 Jul 2020
Introduced: 21 Jul 2020
CVE-2020-15859 Open this link in a new tabHow to fix?
Upgrade Oracle:8 qemu-kvm-block-iscsi to version 15:4.2.0-59.module+el8.5.0+20410+46b2d321 or higher.
This issue was patched in ELSA-2021-4191.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu-kvm-block-iscsi package and not the qemu-kvm-block-iscsi package as distributed by Oracle.
See How to fix? for Oracle:8 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://linux.oracle.com/cve/CVE-2020-15859.html
- https://linux.oracle.com/errata/ELSA-2021-4191.html
- https://lists.gnu.org/archive/html/qemu-devel/2020-07/msg05304.html
- https://www.openwall.com/lists/oss-security/2020/07/21/3
- https://bugs.launchpad.net/qemu/+bug/1886362
- https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
- https://security.gentoo.org/glsa/202208-27
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
CVSS Scores
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