CVE-2024-35830

{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2024-35830", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-17T12:19:12.348Z", "datePublished": "2024-05-17T13:41:19.675Z", "dateUpdated": "2026-10-15T00:41:00.750Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T11:30:11.254Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: tc358743: register v4l2 async device only after successful setup\n\nEnsure the device has been setup correctly before registering the v4l2\nasync device, thus allowing userspace to access."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - The vulnerable code is reached through `ioctl()` on the `/dev/v4l-subdev*` character device node created by `v4l2_device_register_subdev_nodes()`, so the attacker needs local system access. No network, RF, or physical-bus path reaches these subdev ops.\nAC:L - The attacker controls their side of the race entirely and can spin on `open()`/`ioctl()`; the node becomes visible the moment `v4l2_async_register_subdev()` returns while probe still has tens of milliseconds of I\u00b2C register programming, CEC adapter allocation, and IRQ setup left to run, making the window large and reliably winnable.\nPR:L - Only an open file descriptor on the V4L2 subdev node is needed \u2014 `VIDIOC_SUBDEV_S_FMT`, `S_EDID`, and `S_DV_TIMINGS` have no capability check (only `VIDIOC_DBG_*` gate on `CAP_SYS_ADMIN`), and these nodes are routinely accessible to unprivileged users via the `video` group, logind uaccess ACLs, or the Android camera/media UID.\nUI:N - No victim action is required; the attacker acts alone against a driver probe that occurs as a normal system event at boot or module load.\nS:U - The corrupted objects \u2014 the `tc358743_state` mutex, the delayed work/timer, and the freed subdev \u2014 are all ordinary kernel memory in the same security authority; no hypervisor, IOMMU, or sandbox boundary is crossed.\nC:H - Use of the uninitialized `confctl_mutex` and `delayed_work`/`timer_list`, plus the dangling `v4l2_subdev` left registered on the global `subdev_list` after a devm-freed probe failure, give memory-corruption and use-after-free primitives over kernel slab memory that can be groomed into an arbitrary kernel read.\nI:H - `INIT_DELAYED_WORK()` re-initializing a timer already linked into the timer base's hlist, `mutex_init()` racing a live waiter, and dereferencing `sd->ops` from freed memory all yield controlled writes and control-flow hijack potential; on affected trees lacking the `WARN_ON_ONCE(!fn)` guard, `expire_timers()` calls a NULL function pointer outright.\nA:H - The immediate and easily reproduced outcome is a kernel oops or panic \u2014 NULL-pointer write via `list_add_tail()` on the zeroed `wait_list`, `WARN_ON(!work->func)` in `__flush_work()` (panic under `panic_on_warn`), timer-base list corruption, or a use-after-free crash."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/i2c/tc358743.c"], "versions": [{"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "17c2650de14842c25c569cbb2126c421489a3a24", "status": "affected", "versionType": "git"}, {"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "daf21394f9898fb9f0698c3e50de08132d2164e6", "status": "affected", "versionType": "git"}, {"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "610f20e5cf35ca9c0992693cae0dd8643ce932e7", "status": "affected", "versionType": "git"}, {"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "b8505a1aee8f1edc9d16d72ae09c93de086e2a1a", "status": "affected", "versionType": "git"}, {"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "8ba8db9786b55047df5ad3db3e01dd886687a77d", "status": "affected", "versionType": "git"}, {"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "edbb3226c985469a2f8eb69885055c9f5550f468", "status": "affected", "versionType": "git"}, {"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "c915c46a25c3efb084c4f5e69a053d7f7a635496", "status": "affected", "versionType": "git"}, {"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "4f1490a5d7a0472ee5d9f36547bc4ba46be755c7", "status": "affected", "versionType": "git"}, {"version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "87399f1ff92203d65f1febf5919429f4bb613a02", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/i2c/tc358743.c"], "versions": [{"version": 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"versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.3", "versionEndExcluding": "4.19.311"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.3", "versionEndExcluding": "5.4.273"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.3", "versionEndExcluding": "5.10.214"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.3", "versionEndExcluding": "5.15.153"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.3", "versionEndExcluding": "6.1.83"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.3", 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No network, RF, or physical-bus path reaches these subdev ops.\nAC:L - The attacker controls their side of the race entirely and can spin on `open()`/`ioctl()`; the node becomes visible the moment `v4l2_async_register_subdev()` returns while probe still has tens of milliseconds of I\u00b2C register programming, CEC adapter allocation, and IRQ setup left to run, making the window large and reliably winnable.\nPR:L - Only an open file descriptor on the V4L2 subdev node is needed \u2014 `VIDIOC_SUBDEV_S_FMT`, `S_EDID`, and `S_DV_TIMINGS` have no capability check (only `VIDIOC_DBG_*` gate on `CAP_SYS_ADMIN`), and these nodes are routinely accessible to unprivileged users via the `video` group, logind uaccess ACLs, or the Android camera/media UID.\nUI:N - No victim action is required; the attacker acts alone against a driver probe that occurs as a normal system event at boot or module load.\nS:U - The corrupted objects \u2014 the `tc358743_state` mutex, the delayed work/timer, and the freed subdev \u2014 are all ordinary kernel memory in the same security authority; no hypervisor, IOMMU, or sandbox boundary is crossed.\nC:H - Use of the uninitialized `confctl_mutex` and `delayed_work`/`timer_list`, plus the dangling `v4l2_subdev` left registered on the global `subdev_list` after a devm-freed probe failure, give memory-corruption and use-after-free primitives over kernel slab memory that can be groomed into an arbitrary kernel read.\nI:H - `INIT_DELAYED_WORK()` re-initializing a timer already linked into the timer base's hlist, `mutex_init()` racing a live waiter, and dereferencing `sd->ops` from freed memory all yield controlled writes and control-flow hijack potential; on affected trees lacking the `WARN_ON_ONCE(!fn)` guard, `expire_timers()` calls a NULL function pointer outright.\nA:H - The immediate and easily reproduced outcome is a kernel oops or panic \u2014 NULL-pointer write via `list_add_tail()` on the zeroed `wait_list`, `WARN_ON(!work->func)` in `__flush_work()` (panic under `panic_on_warn`), timer-base list corruption, or a use-after-free crash."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "17c2650de14842c25c569cbb2126c421489a3a24", "versionType": "git"}, {"status": "affected", "version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "daf21394f9898fb9f0698c3e50de08132d2164e6", "versionType": "git"}, {"status": "affected", "version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "610f20e5cf35ca9c0992693cae0dd8643ce932e7", "versionType": "git"}, {"status": "affected", "version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": "b8505a1aee8f1edc9d16d72ae09c93de086e2a1a", "versionType": "git"}, {"status": "affected", "version": "4c5211a100399c3823563193dd881dcb3b7d24fc", "lessThan": 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{"bugzilla": {"description": "kernel: media: tc358743: register v4l2 async device only after successful setup", "id": "2281176", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2281176"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmedia: tc358743: register v4l2 async device only after successful setup\nEnsure the device has been setup correctly before registering the v4l2\nasync device, thus allowing userspace to access.", "A vulnerability was found in the Linux kernel's `media: tc358743` driver. This issue occurs due to the v4l2 async device being registered before successful completion of the device setup process, leading to improper initialization or instability."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-35830", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-05-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-35830\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-35830\nhttps://lore.kernel.org/linux-cve-announce/2024051742-CVE-2024-35830-4ad0@gregkh/T"], "statement": "Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.", "threat_severity": "Moderate"}

{"created": "2025-07-12T22:31:55.694046+00:00", "updated": "2025-07-12T22:31:55.694099+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}