3.8

CVE-2021-3593

An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the udp6_input() function and could occur while processing a udp packet that is smaller than the size of the 'udphdr' structure. This issue may lead to out-of-bounds read access or indirect host memory disclosure to the guest. The highest threat from this vulnerability is to data confidentiality. This flaw affects libslirp versions prior to 4.6.0.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libslirp Project ≫ Libslirp Version < 4.6.0
Redhat ≫ Enterprise Linux Version8.0
Redhat ≫ Enterprise Linux Version8.0 SwEditionadvanced_virtualization
Fedoraproject ≫ Fedora Version33
Fedoraproject ≫ Fedora Version34
Debian ≫ Debian Linux Version9.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.02% 0.024
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 3.8 2 1.4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
nvd@nist.gov 2.1 3.9 2.9
AV:L/AC:L/Au:N/C:P/I:N/A:N
CWE-824 Access of Uninitialized Pointer

The product accesses or uses a pointer that has not been initialized.

https://bugzilla.redhat.com/show_bug.cgi?id=1970487
Patch
Third Party Advisory
Issue Tracking