204 lines
9.8 KiB
JSON
204 lines
9.8 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-2023-53327",
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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": "2025-09-16T16:08:59.564Z",
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"datePublished": "2025-09-16T16:12:03.417Z",
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"dateUpdated": "2026-05-11T19:42:48.281Z"
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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": "2026-05-11T19:42:48.281Z"
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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\niommufd/selftest: Catch overflow of uptr and length\n\nsyzkaller hits a WARN_ON when trying to have a uptr close to UINTPTR_MAX:\n\n WARNING: CPU: 1 PID: 393 at drivers/iommu/iommufd/selftest.c:403 iommufd_test+0xb19/0x16f0\n Modules linked in:\n CPU: 1 PID: 393 Comm: repro Not tainted 6.2.0-c9c3395d5e3d #1\n Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 04/01/2014\n RIP: 0010:iommufd_test+0xb19/0x16f0\n Code: 94 c4 31 ff 44 89 e6 e8 a5 54 17 ff 45 84 e4 0f 85 bb 0b 00 00 41 be fb ff ff ff e8 31 53 17 ff e9 a0 f7 ff ff e8 27 53 17 ff <0f> 0b 41 be 8\n RSP: 0018:ffffc90000eabdc0 EFLAGS: 00010246\n RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8214c487\n RDX: 0000000000000000 RSI: ffff88800f5c8000 RDI: 0000000000000002\n RBP: ffffc90000eabe48 R08: 0000000000000000 R09: 0000000000000001\n R10: 0000000000000001 R11: 0000000000000000 R12: 00000000cd2b0000\n R13: 00000000cd2af000 R14: 0000000000000000 R15: ffffc90000eabe68\n FS: 00007f94d76d5740(0000) GS:ffff88807dd00000(0000) knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 0000000020000043 CR3: 0000000006880006 CR4: 0000000000770ee0\n PKRU: 55555554\n Call Trace:\n <TASK>\n ? write_comp_data+0x2f/0x90\n iommufd_fops_ioctl+0x1ef/0x310\n __x64_sys_ioctl+0x10e/0x160\n ? __pfx_iommufd_fops_ioctl+0x10/0x10\n do_syscall_64+0x3b/0x90\n entry_SYSCALL_64_after_hwframe+0x72/0xdc\n\nCheck that the user memory range doesn't overflow."
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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/iommu/iommufd/selftest.c"
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],
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"versions": [
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{
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"version": "f4b20bb34c83dceade5470288f48f94ce3598ada",
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"lessThan": "adac6508c235a092b91ed9c0110ecf140e9e9441",
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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": "f4b20bb34c83dceade5470288f48f94ce3598ada",
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"lessThan": "3fb3505636d033bbf7a0851dac63d01732c51d62",
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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": "f4b20bb34c83dceade5470288f48f94ce3598ada",
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"lessThan": "fd8c1a4aee973e87d890a5861e106625a33b2c4e",
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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/iommu/iommufd/selftest.c"
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],
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"versions": [
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{
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"version": "6.2",
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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": "6.2",
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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": "6.2.15",
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"lessThanOrEqual": "6.2.*",
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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": "6.3.2",
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"lessThanOrEqual": "6.3.*",
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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": "6.4",
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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": "6.2",
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"versionEndExcluding": "6.2.15"
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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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"versionStartIncluding": "6.2",
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"versionEndExcluding": "6.3.2"
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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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"versionStartIncluding": "6.2",
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"versionEndExcluding": "6.4"
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}
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]
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}
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]
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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/adac6508c235a092b91ed9c0110ecf140e9e9441"
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},
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{
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"url": "https://git.kernel.org/stable/c/3fb3505636d033bbf7a0851dac63d01732c51d62"
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},
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{
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"url": "https://git.kernel.org/stable/c/fd8c1a4aee973e87d890a5861e106625a33b2c4e"
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}
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],
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"title": "iommufd/selftest: Catch overflow of uptr and length",
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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-2023-53327",
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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": "2026-01-14T18:29:06.440569Z"
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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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"description": "CWE-noinfo Not enough information"
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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": "2026-01-14T18:32:59.266Z"
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}
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}
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]
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}
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} |