{"id":"OESA-2023-1787","summary":"qemu security update","details":"QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed.\r\n\r\nSecurity Fix(es):\r\n\r\nA flaw was found in the QEMU built-in VNC server while processing ClientCutText messages. A wrong exit condition may lead to an infinite loop when inflating an attacker controlled zlib buffer in the `inflate_buffer` function. This could allow a remote authenticated client who is able to send a clipboard to the VNC server to trigger a denial of service.(CVE-2023-3255)","modified":"2025-09-03T06:19:13.164061Z","published":"2023-11-03T11:06:13Z","upstream":["CVE-2023-3255"],"database_specific":{"severity":"Medium"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1787"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3255"}],"affected":[{"package":{"name":"qemu","ecosystem":"openEuler:22.03-LTS-SP2","purl":"pkg:rpm/openEuler/qemu&distro=openEuler-22.03-LTS-SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-83.oe2203sp2"}]}],"ecosystem_specific":{"aarch64":["qemu-img-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-block-ssh-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-block-rbd-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-hw-usb-host-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-block-iscsi-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-system-aarch64-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-debugsource-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-system-x86_64-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-guest-agent-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-system-arm-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-system-riscv-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-debuginfo-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-block-curl-6.2.0-83.oe2203sp2.aarch64.rpm","qemu-6.2.0-83.oe2203sp2.aarch64.rpm"],"x86_64":["qemu-debugsource-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-system-x86_64-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-block-rbd-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-img-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-guest-agent-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-block-curl-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-hw-usb-host-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-system-aarch64-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-seabios-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-block-iscsi-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-debuginfo-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-system-arm-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-block-ssh-6.2.0-83.oe2203sp2.x86_64.rpm","qemu-system-riscv-6.2.0-83.oe2203sp2.x86_64.rpm"],"noarch":["qemu-help-6.2.0-83.oe2203sp2.noarch.rpm"],"src":["qemu-6.2.0-83.oe2203sp2.src.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2023-1787.json"}}],"schema_version":"1.7.3"}