{"id":"CVE-2022-50228","title":"KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0\n\nDon't BUG/WARN on interrupt injection due to GIF being cleared,\nsince it's trivial for userspace to fo…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 2c49adeb020995236e63722ef6d0bee14372f471","Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 6fcbab82ccbcde915644085f73d3487938bda42d","Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < c3396c1c8b87510f2ac2a674948156577559d42d","Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 68e1313bb8809e8addcd9431f2bfea0e8ddbca80","Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 8bb683490278005b4caf61e22b0828a04d282e86","Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 6afe88fbb40eac3291a8728688d61fdc745d8008","Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 3d4e2d884da6312df7c9b85fbf671de49204ead6","Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 2eee1dba70f57148fc7f8252613bfae6bd4b04e3","Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < f17c31c48e5cde9895a491d91c424eeeada3e134","Linux 2.6.32"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:07:22.424000Z"},"published":"2025-06-18","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:10:29.824Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-50228","references":[{"url":"https://git.kernel.org/stable/c/2c49adeb020995236e63722ef6d0bee14372f471"},{"url":"https://git.kernel.org/stable/c/6fcbab82ccbcde915644085f73d3487938bda42d"},{"url":"https://git.kernel.org/stable/c/c3396c1c8b87510f2ac2a674948156577559d42d"},{"url":"https://git.kernel.org/stable/c/68e1313bb8809e8addcd9431f2bfea0e8ddbca80"},{"url":"https://git.kernel.org/stable/c/8bb683490278005b4caf61e22b0828a04d282e86"},{"url":"https://git.kernel.org/stable/c/6afe88fbb40eac3291a8728688d61fdc745d8008"},{"url":"https://git.kernel.org/stable/c/3d4e2d884da6312df7c9b85fbf671de49204ead6"},{"url":"https://git.kernel.org/stable/c/2eee1dba70f57148fc7f8252613bfae6bd4b04e3"},{"url":"https://git.kernel.org/stable/c/f17c31c48e5cde9895a491d91c424eeeada3e134"}],"tags":["cve.org"],"epss":0.00275,"epssPercentile":0.20003,"ingestedAt":"2026-11-05T22:38:31.709Z","slug":"CVE-2022-50228","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nKVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0\n\nDon't BUG/WARN on interrupt injection due to GIF being cleared,\nsince it's trivial for userspace to force the situation via\nKVM_SET_VCPU_EVENTS (even if having at least a WARN there would be correct\nfor KVM internally generated injections).\n\n  kernel BUG at arch/x86/kvm/svm/svm.c:3386!\n  invalid opcode: 0000 [#1] SMP\n  CPU: 15 PID: 926 Comm: smm_test Not tainted 5.17.0-rc3+ #264\n  Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 0.0.0 02/06/2015\n  RIP: 0010:svm_inject_irq+0xab/0xb0 [kvm_amd]\n  Code: <0f> 0b 0f 1f 00 0f 1f 44 00 00 80 3d ac b3 01 00 00 55 48 89 f5 53\n  RSP: 0018:ffffc90000b37d88 EFLAGS: 00010246\n  RAX: 0000000000000000 RBX: ffff88810a234ac0 RCX: 0000000000000006\n  RDX: 0000000000000000 RSI: ffffc90000b37df7 RDI: ffff88810a234ac0\n  RBP: ffffc90000b37df7 R08: ffff88810a1fa410 R09: 0000000000000000\n  R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000\n  R13: ffff888109571000 R14: ffff88810a234ac0 R15: 0000000000000000\n  FS:  0000000001821380(0000) GS:ffff88846fdc0000(0000) knlGS:0000000000000000\n  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n  CR2: 00007f74fc550008 CR3: 000000010a6fe000 CR4: 0000000000350ea0\n  Call Trace:\n   <TASK>\n   inject_pending_event+0x2f7/0x4c0 [kvm]\n   kvm_arch_vcpu_ioctl_run+0x791/0x17a0 [kvm]\n   kvm_vcpu_ioctl+0x26d/0x650 [kvm]\n   __x64_sys_ioctl+0x82/0xb0\n   do_syscall_64+0x3b/0xc0\n   entry_SYSCALL_64_after_hwframe+0x44/0xae\n   </TASK>\n\n## Affected\n\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 2c49adeb020995236e63722ef6d0bee14372f471`\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 6fcbab82ccbcde915644085f73d3487938bda42d`\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < c3396c1c8b87510f2ac2a674948156577559d42d`\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 68e1313bb8809e8addcd9431f2bfea0e8ddbca80`\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 8bb683490278005b4caf61e22b0828a04d282e86`\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 6afe88fbb40eac3291a8728688d61fdc745d8008`\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 3d4e2d884da6312df7c9b85fbf671de49204ead6`\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < 2eee1dba70f57148fc7f8252613bfae6bd4b04e3`\n- `Linux >= 219b65dcf6c0bad83d51bfa12e25891c02de2414 < f17c31c48e5cde9895a491d91c424eeeada3e134`\n- `Linux 2.6.32`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}