CVE-2022-50786 (GCVE-0-2022-50786)

Vulnerability from cvelistv5 – Published: 2025-12-30 12:03 – Updated: 2025-12-30 12:03
VLAI?
Title
media: s5p-mfc: Clear workbit to handle error condition
Summary
In the Linux kernel, the following vulnerability has been resolved: media: s5p-mfc: Clear workbit to handle error condition During error on CLOSE_INSTANCE command, ctx_work_bits was not getting cleared. During consequent mfc execution NULL pointer dereferencing of this context led to kernel panic. This patch fixes this issue by making sure to clear ctx_work_bits always.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 818cd91ab8c6e42c2658c8e61f8462637c6f586b , < 12242bd13ce68acd571b2cce6ab302e154e8a4ee (git)
Affected: 818cd91ab8c6e42c2658c8e61f8462637c6f586b , < 640075400c7c577b0f5369b935e22a588773fafa (git)
Affected: 818cd91ab8c6e42c2658c8e61f8462637c6f586b , < 8ff64edf9d16e8c277dcc8189794763624e6b4b8 (git)
Affected: 818cd91ab8c6e42c2658c8e61f8462637c6f586b , < ff27800c0a6d81571671b33f696109804d015409 (git)
Affected: 818cd91ab8c6e42c2658c8e61f8462637c6f586b , < 09c1fbbe532758e4046c20829f4c0c50b99332dc (git)
Affected: 818cd91ab8c6e42c2658c8e61f8462637c6f586b , < bd1b72f0c39a0d791a087b4e643701a48328ba8e (git)
Affected: 818cd91ab8c6e42c2658c8e61f8462637c6f586b , < d3f3c2fe54e30b0636496d842ffbb5ad3a547f9b (git)
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    Linux Linux Affected: 3.16
Unaffected: 0 , < 3.16 (semver)
Unaffected: 4.19.270 , ≤ 4.19.* (semver)
Unaffected: 5.4.229 , ≤ 5.4.* (semver)
Unaffected: 5.10.163 , ≤ 5.10.* (semver)
Unaffected: 5.15.87 , ≤ 5.15.* (semver)
Unaffected: 6.0.18 , ≤ 6.0.* (semver)
Unaffected: 6.1.4 , ≤ 6.1.* (semver)
Unaffected: 6.2 , ≤ * (original_commit_for_fix)
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          "programFiles": [
            "drivers/media/platform/samsung/s5p-mfc/s5p_mfc_ctrl.c"
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      "providerMetadata": {
        "dateUpdated": "2025-12-30T12:03:22.909Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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    "dateReserved": "2025-12-24T13:02:21.548Z",
    "dateUpdated": "2025-12-30T12:03:22.909Z",
    "state": "PUBLISHED"
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  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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