CVE-2021-3546 - log back

CVE-2021-3546 edited at 31 May 2021 18:02:21
References
+ https://www.openwall.com/lists/oss-security/2021/05/31/1
https://bugzilla.redhat.com/show_bug.cgi?id=1958978
+ https://gitlab.com/qemu-project/qemu/-/commit/9f22893adcb02580aee5968f32baa2cd109b3ec2
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01155.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01154.html
CVE-2021-3546 edited at 10 May 2021 16:37:38
Severity
- Unknown
+ Low
Remote
- Unknown
+ Local
Type
- Unknown
+ Arbitrary code execution
Description
+ An out-of-bounds write vulnerability was found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU. The flaw exists in virgl_cmd_get_capset() in contrib/vhost-user-gpu/virgl.c and could occur while processing the 'VIRTIO_GPU_CMD_GET_CAPSET' command. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service, or potentially execute arbitrary code on the host with the privileges of the QEMU process.
References
+ https://bugzilla.redhat.com/show_bug.cgi?id=1958978
+ https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01155.html
+ https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01154.html
CVE-2021-3546 created at 10 May 2021 16:32:33
Severity
+ Unknown
Remote
+ Unknown
Type
+ Unknown
Description
References
Notes