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GET /api/patches/2216015/?format=api
{ "id": 2216015, "url": "http://patchwork.ozlabs.org/api/patches/2216015/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325164453.72127-17-pbonzini@redhat.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260325164453.72127-17-pbonzini@redhat.com>", "list_archive_url": null, "date": "2026-03-25T16:44:50", "name": "[PULL,16/19] hw/audio/sb16: validate VMState fields in post_load", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "86d060bb68585ed289880dc869a8504f8803731d", "submitter": { "id": 2701, "url": "http://patchwork.ozlabs.org/api/people/2701/?format=api", "name": "Paolo Bonzini", "email": "pbonzini@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325164453.72127-17-pbonzini@redhat.com/mbox/", "series": [ { "id": 497473, "url": "http://patchwork.ozlabs.org/api/series/497473/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=497473", "date": "2026-03-25T16:44:34", "name": "[PULL,01/19] tests/functional: preserve PYTHONPATH entries", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497473/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2216015/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2216015/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=D2WnCvSb;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=google header.b=QsUI1zNf;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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A crafted migration stream or\nVM snapshot can set these to values exceeding their respective\nbuffer sizes (in2_data[10] and out_data[50]), causing heap OOB\nwrite in dsp_write() and heap OOB read in dsp_read().\n\nAdd bounds checks in sb16_post_load() to reject invalid values\nbefore they can be used as array indices.\n\nResolves: https://gitlab.com/qemu-project/qemu/-/issues/3326\nReported-by: Jenny Guanni Qu <qguanni@gmail.com>\nSigned-off-by: Jenny Guanni Qu <qguanni@gmail.com>\nLink: https://lore.kernel.org/r/20260318192918.65481-1-qguanni@gmail.com\nCc: qemu-stable@nongnu.org\nSigned-off-by: Paolo Bonzini <pbonzini@redhat.com>\n---\n hw/audio/sb16.c | 7 +++++++\n 1 file changed, 7 insertions(+)", "diff": "diff --git a/hw/audio/sb16.c b/hw/audio/sb16.c\nindex 1b5e452a29b..1838d3ef7bd 100644\n--- a/hw/audio/sb16.c\n+++ b/hw/audio/sb16.c\n@@ -1286,6 +1286,13 @@ static int sb16_post_load (void *opaque, int version_id)\n {\n SB16State *s = opaque;\n \n+\n+ if (s->in_index < 0 || s->in_index > (int)sizeof(s->in2_data)) {\n+ return -1;\n+ }\n+ if (s->out_data_len < 0 || s->out_data_len > (int)sizeof(s->out_data)) {\n+ return -1;\n+ }\n if (s->voice) {\n audio_be_close_out(s->audio_be, s->voice);\n s->voice = NULL;\n", "prefixes": [ "PULL", "16/19" ] }