Red Hat Security AdvisoryRHSA-2020:4676
virt:rhel and virt-devel:rhel security, bug fix, and enhancement update
Released 2020-11-04 · Red Hat rating Moderate · View on Red Hat →
Fixed in
- Red Hat CodeReady Linux Builder (v. 8) SLOF-20191022-3.git899d9883.module+el8.3.0+6423+e4cb6418.src::virt-devel:rhel, hivex-1.3.18-20.module+el8.3.0+6423+e4cb6418.i686::virt-devel:rhel, hivex-devel-1.3.18-20.module+el8.3.0+6423+e4cb6418.i686::virt-devel:rhel +47
- Red Hat Enterprise Linux AppStream (v. 8) SLOF-20191022-3.git899d9883.module+el8.3.0+6423+e4cb6418.noarch::virt:rhel, SLOF-20191022-3.git899d9883.module+el8.3.0+6423+e4cb6418.src::virt:rhel, hivex-1.3.18-20.module+el8.3.0+6423+e4cb6418.aarch64::virt:rhel +47
Fixes 6 records
Priority MEDIUM 40
libslirp 4.0.0, as used in QEMU 4.1.0, has a use-after-free in ip_reass in ip_input.c.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.03994 · Published 2019-09-06 · Partial fix CWE-416
Priority LOW 38
A flaw was found in libvirt, where it leaked a file descriptor for `/dev/mapper/control` into the QEMU process.
CVSS 3.1HIGH 8.8· Local · Low privileges · No interaction · EPSS 0.00421 · Published 2020-12-03 · Partial fix CWE-772
Priority LOW 37
A use after free vulnerability in ip_reass() in ip_input.c of libslirp 4.2.0 and prior releases allows crafted packets to cause a denial of service.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.02357 · Published 2020-04-22 · Partial fix CWE-416
Priority LOW 33
A NULL pointer dereference was found in the libvirt API responsible introduced in upstream version 3.10.0, and fixed in libvirt 6.0.0, for fetching a storage pool based on its target path.
CVSS 3.1MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.02383 · Published 2020-06-02 · Partial fix · 6.0.0 CWE-476
Priority LOW 31
An information disclosure vulnerability was found in libvirt in versions before 6.3.0.
CVSS 3.1MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.01163 · Published 2021-05-27 · Partial fix CWE-212
Priority LOW 27
qemu/qemu_driver.c in libvirt before 6.0.0 mishandles the holding of a monitor job during a query to a guest agent, which allows attackers to cause a denial of service (API blockage).
CVSS 3.1MEDIUM 5.7· Adjacent network · Low privileges · No interaction · EPSS 0.00813 · Published 2020-03-19 · Partial fix CWE-20