289 lines
14 KiB
JSON
289 lines
14 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-2025-68819",
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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": "2025-12-24T10:30:51.048Z",
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"datePublished": "2026-01-13T15:29:22.695Z",
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"dateUpdated": "2026-10-19T18:15:10.171Z"
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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": "2026-08-05T12:11:46.937Z"
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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\nmedia: dvb-usb: dtv5100: fix out-of-bounds in dtv5100_i2c_msg()\n\nrlen value is a user-controlled value, but dtv5100_i2c_msg() does not\ncheck the size of the rlen value. Therefore, if it is set to a value\nlarger than sizeof(st->data), an out-of-bounds vuln occurs for st->data.\n\nTherefore, we need to add proper range checking to prevent this vuln."
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"baseScore": 7.8,
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"baseSeverity": "HIGH"
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},
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"scenarios": [
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{
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"lang": "en",
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"value": "AV:L - The vulnerable path is reached through an I2C_RDWR ioctl on the local /dev/i2c-N device; network, RF, and USB responses do not control rlen.\nAC:L - An attacker can reliably submit a two-message transaction with a second-message length up to 8192 bytes, requiring no race or condition outside their control.\nPR:L - The ioctl path has no capability or authentication check, so an unprivileged local account with ordinary device-node DAC access can trigger it.\nUI:N - Once the affected DVB adapter and i2c-dev interface are present, the attacker can trigger the overflow without another user's action.\nS:U - Exploitation compromises the host kernel from a local process without crossing a separate virtualization or IOMMU security authority.\nC:H - The attacker-controlled overflow can corrupt adjacent kernel objects and plausibly enable control-flow hijacking or primitives exposing arbitrary kernel memory.\nI:H - Up to 8192 attacker-controlled bytes are copied into an 80-byte heap object, providing a large heap-corruption primitive suitable for arbitrary modification or code execution.\nA:H - The overflow can corrupt critical kernel state and cause an oops or panic, while hardened bounds checking may itself terminate the kernel."
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}
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]
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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/media/usb/dvb-usb/dtv5100.c"
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],
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"versions": [
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{
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"version": "60688d5e6e6e2ae62f29762d1e3b2aec2dbd3817",
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"lessThan": "c2c293ea7b61f12cdaad1e99a5b4efc58c88960a",
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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": "60688d5e6e6e2ae62f29762d1e3b2aec2dbd3817",
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"lessThan": "c2305b4c5fc15e20ac06c35738e0578eb4323750",
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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": "60688d5e6e6e2ae62f29762d1e3b2aec2dbd3817",
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"lessThan": "61f214a878e96e2a8750bf96a98f78c658dba60c",
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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": "60688d5e6e6e2ae62f29762d1e3b2aec2dbd3817",
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"lessThan": "4a54d8fcb093761e4c56eb211cf4e39bf8401fa1",
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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": "60688d5e6e6e2ae62f29762d1e3b2aec2dbd3817",
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"lessThan": "fe3e129ab49806aaaa3f22067ebc75c2dfbe4658",
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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": "60688d5e6e6e2ae62f29762d1e3b2aec2dbd3817",
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"lessThan": "ac92151ff2494130d9fc686055d6bbb9743a673e",
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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": "60688d5e6e6e2ae62f29762d1e3b2aec2dbd3817",
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"lessThan": "b91e6aafe8d356086cc621bc03e35ba2299e4788",
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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/media/usb/dvb-usb/dtv5100.c"
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],
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"versions": [
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{
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"version": "2.6.28",
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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": "2.6.28",
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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": "5.10.248",
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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": "5.15.198",
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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": "6.1.160",
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"lessThanOrEqual": "6.1.*",
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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": "6.6.120",
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"lessThanOrEqual": "6.6.*",
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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": "6.12.64",
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"lessThanOrEqual": "6.12.*",
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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": "6.18.3",
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"lessThanOrEqual": "6.18.*",
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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": "6.19",
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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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{
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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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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.6.28",
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"versionEndExcluding": "5.10.248"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/c2c293ea7b61f12cdaad1e99a5b4efc58c88960a"
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},
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{
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"url": "https://git.kernel.org/stable/c/c2305b4c5fc15e20ac06c35738e0578eb4323750"
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},
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{
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"url": "https://git.kernel.org/stable/c/61f214a878e96e2a8750bf96a98f78c658dba60c"
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},
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{
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"url": "https://git.kernel.org/stable/c/4a54d8fcb093761e4c56eb211cf4e39bf8401fa1"
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},
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{
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"url": "https://git.kernel.org/stable/c/fe3e129ab49806aaaa3f22067ebc75c2dfbe4658"
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},
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{
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"url": "https://git.kernel.org/stable/c/ac92151ff2494130d9fc686055d6bbb9743a673e"
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},
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{
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"url": "https://git.kernel.org/stable/c/b91e6aafe8d356086cc621bc03e35ba2299e4788"
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}
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],
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"title": "media: dvb-usb: dtv5100: fix out-of-bounds in dtv5100_i2c_msg()",
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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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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2025-68819",
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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": "total"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-10-16T15:05:32.291287Z"
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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-787",
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"description": "CWE-787 Out-of-bounds Write"
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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": "2026-10-19T18:15:10.171Z"
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}
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}
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]
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}
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} |