331 lines
17 KiB
JSON
331 lines
17 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2022-49532",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-02-26T02:08:31.589Z",
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"datePublished": "2025-02-26T02:13:52.013Z",
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"dateUpdated": "2026-05-11T19:01:45.415Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T19:01:45.415Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes\n\ndrm_cvt_mode may return NULL and we should check it.\n\nThis bug is found by syzkaller:\n\nFAULT_INJECTION stacktrace:\n[ 168.567394] FAULT_INJECTION: forcing a failure.\nname failslab, interval 1, probability 0, space 0, times 1\n[ 168.567403] CPU: 1 PID: 6425 Comm: syz Kdump: loaded Not tainted 4.19.90-vhulk2201.1.0.h1035.kasan.eulerosv2r10.aarch64 #1\n[ 168.567406] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015\n[ 168.567408] Call trace:\n[ 168.567414] dump_backtrace+0x0/0x310\n[ 168.567418] show_stack+0x28/0x38\n[ 168.567423] dump_stack+0xec/0x15c\n[ 168.567427] should_fail+0x3ac/0x3d0\n[ 168.567437] __should_failslab+0xb8/0x120\n[ 168.567441] should_failslab+0x28/0xc0\n[ 168.567445] kmem_cache_alloc_trace+0x50/0x640\n[ 168.567454] drm_mode_create+0x40/0x90\n[ 168.567458] drm_cvt_mode+0x48/0xc78\n[ 168.567477] virtio_gpu_conn_get_modes+0xa8/0x140 [virtio_gpu]\n[ 168.567485] drm_helper_probe_single_connector_modes+0x3a4/0xd80\n[ 168.567492] drm_mode_getconnector+0x2e0/0xa70\n[ 168.567496] drm_ioctl_kernel+0x11c/0x1d8\n[ 168.567514] drm_ioctl+0x558/0x6d0\n[ 168.567522] do_vfs_ioctl+0x160/0xf30\n[ 168.567525] ksys_ioctl+0x98/0xd8\n[ 168.567530] __arm64_sys_ioctl+0x50/0xc8\n[ 168.567536] el0_svc_common+0xc8/0x320\n[ 168.567540] el0_svc_handler+0xf8/0x160\n[ 168.567544] el0_svc+0x10/0x218\n\nKASAN stacktrace:\n[ 168.567561] BUG: KASAN: null-ptr-deref in virtio_gpu_conn_get_modes+0xb4/0x140 [virtio_gpu]\n[ 168.567565] Read of size 4 at addr 0000000000000054 by task syz/6425\n[ 168.567566]\n[ 168.567571] CPU: 1 PID: 6425 Comm: syz Kdump: loaded Not tainted 4.19.90-vhulk2201.1.0.h1035.kasan.eulerosv2r10.aarch64 #1\n[ 168.567573] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015\n[ 168.567575] Call trace:\n[ 168.567578] dump_backtrace+0x0/0x310\n[ 168.567582] show_stack+0x28/0x38\n[ 168.567586] dump_stack+0xec/0x15c\n[ 168.567591] kasan_report+0x244/0x2f0\n[ 168.567594] __asan_load4+0x58/0xb0\n[ 168.567607] virtio_gpu_conn_get_modes+0xb4/0x140 [virtio_gpu]\n[ 168.567612] drm_helper_probe_single_connector_modes+0x3a4/0xd80\n[ 168.567617] drm_mode_getconnector+0x2e0/0xa70\n[ 168.567621] drm_ioctl_kernel+0x11c/0x1d8\n[ 168.567624] drm_ioctl+0x558/0x6d0\n[ 168.567628] do_vfs_ioctl+0x160/0xf30\n[ 168.567632] ksys_ioctl+0x98/0xd8\n[ 168.567636] __arm64_sys_ioctl+0x50/0xc8\n[ 168.567641] el0_svc_common+0xc8/0x320\n[ 168.567645] el0_svc_handler+0xf8/0x160\n[ 168.567649] el0_svc+0x10/0x218"
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/gpu/drm/virtio/virtgpu_display.c"
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],
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"versions": [
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{
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"version": "dc5698e80cf724770283e10414054662bdf6ccfa",
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"lessThan": "e0828456578cc8ba0a69147f7ae3428392eec287",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "dc5698e80cf724770283e10414054662bdf6ccfa",
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"lessThan": "848dd072744ea662ab3097e3c8282bee552df218",
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"status": "affected",
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"lessThan": "f85cb059fad03a3b33a50023be91e944bb065ae8",
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"status": "affected",
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},
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{
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"version": "dc5698e80cf724770283e10414054662bdf6ccfa",
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"lessThan": "fadc626cae99aaa1325094edc6a9e2b883f3e562",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "dc5698e80cf724770283e10414054662bdf6ccfa",
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"lessThan": "32e10aabc287f09a148ff759bb9ce70b01b0012c",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "dc5698e80cf724770283e10414054662bdf6ccfa",
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"lessThan": "c51d00472fa54b9b05c17789ed665c17adf3a25d",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "dc5698e80cf724770283e10414054662bdf6ccfa",
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"lessThan": "0f8bc147a963686b7351aa35d1701124ffacac08",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "dc5698e80cf724770283e10414054662bdf6ccfa",
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"lessThan": "194d250cdc4a40ccbd179afd522a9e9846957402",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/gpu/drm/virtio/virtgpu_display.c"
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],
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"versions": [
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{
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"version": "4.2",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "4.2",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.9.318",
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"lessThanOrEqual": "4.9.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.14.283",
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"lessThanOrEqual": "4.14.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.19.247",
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"lessThanOrEqual": "4.19.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.4.198",
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"lessThanOrEqual": "5.4.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.121",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.46",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.17.14",
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"lessThanOrEqual": "5.17.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.18.3",
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"lessThanOrEqual": "5.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.19",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.2",
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"versionEndExcluding": "4.9.318"
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]
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/e0828456578cc8ba0a69147f7ae3428392eec287"
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},
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{
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"url": "https://git.kernel.org/stable/c/848dd072744ea662ab3097e3c8282bee552df218"
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},
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{
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"url": "https://git.kernel.org/stable/c/edafcad84c4134ebec4bc24b29ca4497a1184eea"
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},
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{
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"url": "https://git.kernel.org/stable/c/f85cb059fad03a3b33a50023be91e944bb065ae8"
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},
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{
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"url": "https://git.kernel.org/stable/c/fadc626cae99aaa1325094edc6a9e2b883f3e562"
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},
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{
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"url": "https://git.kernel.org/stable/c/32e10aabc287f09a148ff759bb9ce70b01b0012c"
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},
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{
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"url": "https://git.kernel.org/stable/c/c51d00472fa54b9b05c17789ed665c17adf3a25d"
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},
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{
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"url": "https://git.kernel.org/stable/c/0f8bc147a963686b7351aa35d1701124ffacac08"
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},
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{
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"url": "https://git.kernel.org/stable/c/194d250cdc4a40ccbd179afd522a9e9846957402"
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}
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],
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"title": "drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 5.5,
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"attackVector": "LOCAL",
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"confidentialityImpact": "NONE"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2022-49532",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2025-10-01T19:37:52.324584Z"
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}
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}
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"type": "CWE",
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"cweId": "CWE-476",
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"description": "CWE-476 NULL Pointer Dereference"
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}
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]
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2025-10-01T19:46:41.000Z"
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}
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}
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]
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}
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} |