274 lines
12 KiB
JSON
274 lines
12 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-2022-48635",
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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": "2024-02-25T13:44:28.315Z",
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"datePublished": "2024-04-28T12:59:24.359Z",
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"dateUpdated": "2026-05-11T18:44:10.998Z"
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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": "2026-05-11T18:44:10.998Z"
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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\nfsdax: Fix infinite loop in dax_iomap_rw()\n\nI got an infinite loop and a WARNING report when executing a tail command\nin virtiofs.\n\n WARNING: CPU: 10 PID: 964 at fs/iomap/iter.c:34 iomap_iter+0x3a2/0x3d0\n Modules linked in:\n CPU: 10 PID: 964 Comm: tail Not tainted 5.19.0-rc7\n Call Trace:\n <TASK>\n dax_iomap_rw+0xea/0x620\n ? __this_cpu_preempt_check+0x13/0x20\n fuse_dax_read_iter+0x47/0x80\n fuse_file_read_iter+0xae/0xd0\n new_sync_read+0xfe/0x180\n ? 0xffffffff81000000\n vfs_read+0x14d/0x1a0\n ksys_read+0x6d/0xf0\n __x64_sys_read+0x1a/0x20\n do_syscall_64+0x3b/0x90\n entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nThe tail command will call read() with a count of 0. In this case,\niomap_iter() will report this WARNING, and always return 1 which casuing\nthe infinite loop in dax_iomap_rw().\n\nFixing by checking count whether is 0 in dax_iomap_rw()."
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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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"fs/dax.c"
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],
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"versions": [
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{
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"version": "8df4919cb921b28809d05feae3e98dc5d8b48146",
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"lessThan": "463f36137c40342fb03bba380c1bf703c40d89a6",
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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": "ca289e0b95afa973d204c77a4ad5c37e06145fbf",
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"lessThan": "929ef155e1da41c06f4d8ca86ae12b851a83a744",
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"status": "affected",
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"version": "ca289e0b95afa973d204c77a4ad5c37e06145fbf",
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"lessThan": "60644dffac87b1bb47bdb393aa29d5f2ffcf41a0",
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"status": "affected",
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{
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"lessThan": "17d9c15c9b9e7fb285f7ac5367dfb5f00ff575e3",
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}
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]
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},
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{
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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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"fs/dax.c"
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],
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"versions": [
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{
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"version": "5.15",
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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": "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": "5.15.71",
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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": "5.19.12",
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"lessThanOrEqual": "5.19.*",
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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": "6.0",
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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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"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": "5.15",
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"versionEndExcluding": "5.15.71"
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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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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "6.0"
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/463f36137c40342fb03bba380c1bf703c40d89a6"
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},
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{
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"url": "https://git.kernel.org/stable/c/929ef155e1da41c06f4d8ca86ae12b851a83a744"
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},
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{
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"url": "https://git.kernel.org/stable/c/60644dffac87b1bb47bdb393aa29d5f2ffcf41a0"
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},
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{
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"url": "https://git.kernel.org/stable/c/17d9c15c9b9e7fb285f7ac5367dfb5f00ff575e3"
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}
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],
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"title": "fsdax: Fix infinite loop in dax_iomap_rw()",
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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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"title": "CISA ADP Vulnrichment",
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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": 6.2,
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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:N/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": "NONE",
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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-2022-48635",
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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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"Automatable": "no"
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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": "2024-05-14T20:43:30.986785Z"
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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-835",
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"description": "CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')"
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}
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"dateUpdated": "2024-08-03T15:17:55.386Z"
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"title": "CVE Program Container",
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"references": [
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