{"id":"CVE-2022-4172","aliases":["ALSA-2023:2162","BELL-CVE-2022-4172","DEBIAN-CVE-2022-4172","EUVD-2022-51533","GHSA-7m5q-w7p8-x8h4","RHSA-2023:2162","UBUNTU-CVE-2022-4172","USN-6167-1","openSUSE-SU-2024:12685-1"],"status":"published","title":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization...","description":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00401,"percentile":0.34658,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-120","CWE-190"],"published":"2022-11-29T00:00:00Z","modified":"2026-11-03T08:04:10Z","fixes":[{"ecosystem":"Alpaquita:23","package":"qemu","fixed_in":["9.0.2-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"qemu","fixed_in":["1:7.2+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"qemu","fixed_in":["1:7.2+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"qemu","fixed_in":["1:7.2+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-guest-agent","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-img","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-audio-pa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-block-curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-block-rbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-common","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-device-display-virtio-gpu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-device-display-virtio-gpu-ccw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-device-display-virtio-gpu-pci","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-device-display-virtio-vga","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-device-usb-host","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-device-usb-redirect","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-docs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-tools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-ui-egl-headless","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-kvm-ui-opengl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"AlmaLinux:9","package":"qemu-pr-helper","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:7.2.0-14.el9_2"}]}],"bundled":2},{"source":"osv","ecosystem":"Alpaquita:23","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.1.0-r4"},{"fixed":"9.0.2-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2+dfsg-1"}]}]},{"source":"osv","ecosystem":"Red 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integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.","status":"published","published":"2022-11-29T00:00:00Z","modified":"2025-04-14T18:10:14.679Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:34:37.599536Z"}],"euvd":[{"id":"EUVD-2022-51533","description":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.","status":"published","published":"2022-11-29T00:00:00Z","modified":"2025-04-14T18:10:14Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:52:33.06705Z"}],"ghsa":[{"id":"GHSA-7m5q-w7p8-x8h4","title":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization...","description":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.","status":"published","published":"2022-11-29T18:30:18Z","modified":"2025-04-14T18:32:45Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-120","CWE-190"],"updated_at":"2026-11-02T15:01:31.517Z"}],"nvd":[{"id":"CVE-2022-4172","description":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.","status":"published","published":"2022-11-29T18:15:10.623Z","modified":"2026-06-17T05:20:09.937Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:07:32.827264Z"}],"osv":[{"id":"BELL-CVE-2022-4172","status":"published","published":"2022-11-29T18:15:00Z","modified":"2026-01-26T09:32:53.378951Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:17.151188Z"},{"id":"CVE-2022-4172","description":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.","status":"published","published":"2022-11-29T00:00:00Z","modified":"2026-10-28T02:30:41.670691049Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:44:26.860704Z"},{"id":"DEBIAN-CVE-2022-4172","description":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.","status":"published","published":"2022-11-29T18:15:10.623Z","modified":"2026-11-03T08:04:10.557731911Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T08:23:07.763774Z"},{"id":"RHSA-2023:2162","title":"Red Hat Security Advisory: qemu-kvm security, bug fix, and enhancement update","status":"published","published":"2024-09-13T21:10:02Z","modified":"2026-06-28T10:57:44Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:10.611604Z"},{"id":"UBUNTU-CVE-2022-4172","description":"An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.","status":"withdrawn","published":"2022-11-29T18:15:00Z","modified":"2026-02-04T04:28:45.257697Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:53:55.502114Z"},{"id":"ALSA-2023:2162","title":"Moderate: qemu-kvm security, bug fix, and enhancement update","description":"Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM.\n\nThe following packages have been upgraded to a later upstream version: qemu-kvm (7.2.0). (BZ#2111769, BZ#2135806)\n\nSecurity Fix(es):\n\n* QEMU: VNC: integer underflow in vnc_client_cut_text_ext leads to CPU exhaustion (CVE-2022-3165)\n* QEMU: ACPI ERST: memory corruption issues in read_erst_record and write_erst_record (CVE-2022-4172)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","status":"published","published":"2023-05-09T00:00:00Z","modified":"2026-10-29T11:30:53.607378624Z","updated_at":"2026-11-02T15:27:51.655726Z"},{"id":"openSUSE-SU-2024:12685-1","title":"qemu-7.1.0-10.1 on GA media","description":"These are all security issues fixed in the qemu-7.1.0-10.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:03:02.056162Z","updated_at":"2026-11-02T16:58:35.751245Z"},{"id":"USN-6167-1","title":"qemu vulnerabilities","description":"It was discovered that QEMU did not properly manage the guest drivers when\nshared buffers are not allocated. A malicious guest driver could use this\nissue to cause QEMU to crash, resulting in a denial of service, or possibly\nexecute arbitrary code. This issue only affected Ubuntu 20.04 LTS, Ubuntu\n22.04 LTS and Ubuntu 22.10. (CVE-2022-1050)\n\nIt was discovered that QEMU did not properly check the size of the\nstructure pointed to by the guest physical address pqxl. A malicious guest\nattacker could use this issue to cause QEMU to crash, resulting in a denial\nof service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS,\nUbuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and Ubuntu 22.10.\n(CVE-2022-4144)\n\nIt was discovered that QEMU did not properly manage memory in the ACPI\nError Record Serialization Table (ERST) device. A malicious guest attacker\ncould use this issue to cause QEMU to crash, resulting in a denial of\nservice. This issue only affected Ubuntu 22.10. (CVE-2022-4172)\n\nIt was discovered that QEMU did not properly manage memory when DMA memory\nwrites happen repeatedly in the lsi53c895a device. A malicious guest\nattacker could use this issue to cause QEMU to crash, resulting in a denial\nof service. (CVE-2023-0330)\n","status":"published","published":"2023-06-19T02:52:13Z","modified":"2026-06-29T13:50:53.163098226Z","updated_at":"2026-11-02T16:58:16.738762Z"}]}}