{"id":"UBUNTU-CVE-2020-24352","details":"An issue was discovered in QEMU through 5.1.0. An out-of-bounds memory access was found in the ATI VGA device implementation. This flaw occurs in the ati_2d_blt() routine in hw/display/ati_2d.c while handling MMIO write operations through the ati_mm_write() callback. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service.","modified":"2026-08-20T22:52:19.951925691Z","published":"2020-10-16T06:15:00Z","upstream":["CVE-2020-24352"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-24352"},{"type":"REPORT","url":"https://lists.gnu.org/archive/html/qemu-devel/2020-08/msg05483.html"},{"type":"REPORT","url":"https://lists.gnu.org/archive/html/qemu-devel/2020-08/msg05720.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-24352"}],"affected":[{"package":{"name":"qemu","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/qemu?arch=source&distro=esm-infra%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.0+dfsg-0ubuntu9","1:4.0+dfsg-0ubuntu10","1:4.2-1ubuntu1","1:4.2-1ubuntu2","1:4.2-3ubuntu1","1:4.2-3ubuntu2","1:4.2-3ubuntu3","1:4.2-3ubuntu4","1:4.2-3ubuntu5","1:4.2-3ubuntu6","1:4.2-3ubuntu6.1","1:4.2-3ubuntu6.2","1:4.2-3ubuntu6.3","1:4.2-3ubuntu6.4","1:4.2-3ubuntu6.5","1:4.2-3ubuntu6.6","1:4.2-3ubuntu6.7","1:4.2-3ubuntu6.8","1:4.2-3ubuntu6.9","1:4.2-3ubuntu6.10","1:4.2-3ubuntu6.11","1:4.2-3ubuntu6.12","1:4.2-3ubuntu6.14","1:4.2-3ubuntu6.15","1:4.2-3ubuntu6.16","1:4.2-3ubuntu6.17","1:4.2-3ubuntu6.18","1:4.2-3ubuntu6.19","1:4.2-3ubuntu6.21","1:4.2-3ubuntu6.23","1:4.2-3ubuntu6.24","1:4.2-3ubuntu6.25","1:4.2-3ubuntu6.26","1:4.2-3ubuntu6.27","1:4.2-3ubuntu6.28","1:4.2-3ubuntu6.29","1:4.2-3ubuntu6.30","1:4.2-3ubuntu6.30+esm1","1:4.2-3ubuntu6.30+esm2","1:4.2-3ubuntu6.30+esm3"],"ecosystem_specific":{"binaries":[{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu"},{"binary_name":"qemu-block-extra","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_name":"qemu-guest-agent","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_name":"qemu-kvm","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu-system"},{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu-system-arm"},{"binary_name":"qemu-system-common","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_name":"qemu-system-data","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu-system-gui"},{"binary_name":"qemu-system-mips","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_name":"qemu-system-misc","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu-system-ppc"},{"binary_name":"qemu-system-s390x","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_name":"qemu-system-sparc","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu-system-x86"},{"binary_name":"qemu-system-x86-microvm","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu-system-x86-xen"},{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu-user"},{"binary_name":"qemu-user-binfmt","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_name":"qemu-user-static","binary_version":"1:4.2-3ubuntu6.30+esm3"},{"binary_version":"1:4.2-3ubuntu6.30+esm3","binary_name":"qemu-utils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-24352.json"}},{"package":{"name":"qemu","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/qemu?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:9.2.1+ds-1ubuntu5","1:10.0.2+ds-1ubuntu1","1:10.0.2+ds-1ubuntu2","1:10.1.0+ds-1ubuntu1","1:10.1.0+ds-5ubuntu1","1:10.1.0+ds-5ubuntu2","1:10.1.0+ds-5ubuntu2.1","1:10.1.0+ds-5ubuntu2.2","1:10.1.0+ds-5ubuntu2.4","1:10.1.0+ds-5ubuntu2.5","1:10.1.0+ds-5ubuntu2.6","1:10.1.0+ds-5ubuntu2.7"],"ecosystem_specific":{"binaries":[{"binary_name":"qemu-block-extra","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_version":"1:10.1.0+ds-5ubuntu2.7","binary_name":"qemu-block-supplemental"},{"binary_name":"qemu-guest-agent","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_name":"qemu-system","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_version":"1:10.1.0+ds-5ubuntu2.7","binary_name":"qemu-system-arm"},{"binary_name":"qemu-system-common","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_version":"1:10.1.0+ds-5ubuntu2.7","binary_name":"qemu-system-data"},{"binary_version":"1:10.1.0+ds-5ubuntu2.7","binary_name":"qemu-system-gui"},{"binary_name":"qemu-system-mips","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_name":"qemu-system-misc","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_name":"qemu-system-modules-opengl","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_name":"qemu-system-modules-spice","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_name":"qemu-system-ppc","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_name":"qemu-system-riscv","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_name":"qemu-system-s390x","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_name":"qemu-system-sparc","binary_version":"1:10.1.0+ds-5ubuntu2.7"},{"binary_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