205 lines
9.4 KiB
JSON
205 lines
9.4 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-2021-47457",
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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": "2024-05-21T14:58:30.833Z",
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"datePublished": "2024-05-22T06:19:46.021Z",
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"dateUpdated": "2026-05-11T13:55:05.637Z"
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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": "2026-05-11T13:55:05.637Z"
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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\ncan: isotp: isotp_sendmsg(): add result check for wait_event_interruptible()\n\nUsing wait_event_interruptible() to wait for complete transmission,\nbut do not check the result of wait_event_interruptible() which can be\ninterrupted. It will result in TX buffer has multiple accessors and\nthe later process interferes with the previous process.\n\nFollowing is one of the problems reported by syzbot.\n\n=============================================================\nWARNING: CPU: 0 PID: 0 at net/can/isotp.c:840 isotp_tx_timer_handler+0x2e0/0x4c0\nCPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.13.0-rc7+ #68\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1 04/01/2014\nRIP: 0010:isotp_tx_timer_handler+0x2e0/0x4c0\nCall Trace:\n <IRQ>\n ? isotp_setsockopt+0x390/0x390\n __hrtimer_run_queues+0xb8/0x610\n hrtimer_run_softirq+0x91/0xd0\n ? rcu_read_lock_sched_held+0x4d/0x80\n __do_softirq+0xe8/0x553\n irq_exit_rcu+0xf8/0x100\n sysvec_apic_timer_interrupt+0x9e/0xc0\n </IRQ>\n asm_sysvec_apic_timer_interrupt+0x12/0x20\n\nAdd result check for wait_event_interruptible() in isotp_sendmsg()\nto avoid multiple accessers for tx buffer."
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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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"net/can/isotp.c"
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],
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"versions": [
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{
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"version": "e057dd3fc20ffb3d7f150af46542a51b59b90127",
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"lessThan": "053bc12df0d6097c1126d0e14fa778a0a8faeb64",
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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": "e057dd3fc20ffb3d7f150af46542a51b59b90127",
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"lessThan": "a76abedd2be3926d6deba236a935c7f98abf9110",
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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": "e057dd3fc20ffb3d7f150af46542a51b59b90127",
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"lessThan": "9acf636215a6ce9362fe618e7da4913b8bfe84c8",
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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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"net/can/isotp.c"
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],
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"versions": [
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{
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"version": "5.10",
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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": "5.10",
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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": "5.10.76",
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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": "5.14.15",
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"lessThanOrEqual": "5.14.*",
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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": "5.15",
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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": "5.10",
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"versionEndExcluding": "5.10.76"
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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": "5.10",
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"versionEndExcluding": "5.14.15"
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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": "5.10",
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"versionEndExcluding": "5.15"
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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/053bc12df0d6097c1126d0e14fa778a0a8faeb64"
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},
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{
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"url": "https://git.kernel.org/stable/c/a76abedd2be3926d6deba236a935c7f98abf9110"
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},
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{
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"url": "https://git.kernel.org/stable/c/9acf636215a6ce9362fe618e7da4913b8bfe84c8"
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}
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],
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"title": "can: isotp: isotp_sendmsg(): add result check for wait_event_interruptible()",
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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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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2021-47457",
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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": "2024-05-22T15:53:56.304705Z"
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}
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}
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}
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],
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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": "2024-06-04T17:15:15.881Z"
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}
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},
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{
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"dateUpdated": "2024-08-04T05:39:59.247Z"
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},
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"title": "CVE Program Container",
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/053bc12df0d6097c1126d0e14fa778a0a8faeb64",
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"tags": [
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} |