Published: 02/06/2020 Updated: 16/11/2022

CVSS v2 Base Score: 1.9 | Impact Score: 2.9 | Exploitability Score: 3.4

CVSS v3 Base Score: 2.5 | Impact Score: 1.4 | Exploitability Score: 0.8

VMScore: 169

Vector: AV:L/AC:M/Au:N/C:N/I:N/A:P

address_space_map in exec.c in QEMU 4.2.0 can trigger a NULL pointer dereference related to BounceBuffer.

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qemu qemu 4.2.0
debian debian linux 9.0
debian debian linux 10.0
opensuse leap 15.2
canonical ubuntu linux 18.04
canonical ubuntu linux 20.04
canonical ubuntu linux 16.04

Multiple security issues were discovered in QEMU, a fast processor emulator, which could result in denial of service For the stable distribution (buster), these problems have been fixed in version 1:31+dfsg-8+deb10u6 We recommend that you upgrade your qemu packages For the detailed security status of qemu please refer to its security tracker pa ...

oss-sec mailing list archives   By Date By Thread </form>    CVE-2020-13659 QEMU: exec: address_space_map returns NULL without setting length to zero may lead to DoS <!--X-Subject-Header- ...

CWE-476 https://lists.gnu.org/archive/html/qemu-devel/2020-05/msg07313.html http://www.openwall.com/lists/oss-security/2020/06/01/3 https://security.netapp.com/advisory/ntap-20200608-0007/https://www.debian.org/security/2020/dsa-4728 https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00086.html https://usn.ubuntu.com/4467-1/https://security.gentoo.org/glsa/202011-09 https://nvd.nist.gov https://www.debian.org/security/2020/dsa-4728

CVE-2020-13659

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