CVE-2025-39728 (GCVE-0-2025-39728)
Vulnerability from cvelistv5
Published
2025-04-18 07:01
Modified
2025-10-01 16:13
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: clk: samsung: Fix UBSAN panic in samsung_clk_init() With UBSAN_ARRAY_BOUNDS=y, I'm hitting the below panic due to dereferencing `ctx->clk_data.hws` before setting `ctx->clk_data.num = nr_clks`. Move that up to fix the crash. UBSAN: array index out of bounds: 00000000f2005512 [#1] PREEMPT SMP <snip> Call trace: samsung_clk_init+0x110/0x124 (P) samsung_clk_init+0x48/0x124 (L) samsung_cmu_register_one+0x3c/0xa0 exynos_arm64_register_cmu+0x54/0x64 __gs101_cmu_top_of_clk_init_declare+0x28/0x60 ...
References
Impacted products
Vendor Product Version
Linux Linux Version: e620a1e061c4738e26c3edf2abaae7842532cd80
Version: e620a1e061c4738e26c3edf2abaae7842532cd80
Version: e620a1e061c4738e26c3edf2abaae7842532cd80
Version: e620a1e061c4738e26c3edf2abaae7842532cd80
Version: e620a1e061c4738e26c3edf2abaae7842532cd80
Version: e620a1e061c4738e26c3edf2abaae7842532cd80
Version: e620a1e061c4738e26c3edf2abaae7842532cd80
Version: e620a1e061c4738e26c3edf2abaae7842532cd80
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Move that up to fix the crash.\\n\\n  UBSAN: array index out of bounds: 00000000f2005512 [#1] PREEMPT SMP\\n  \u003csnip\u003e\\n  Call trace:\\n   samsung_clk_init+0x110/0x124 (P)\\n   samsung_clk_init+0x48/0x124 (L)\\n   samsung_cmu_register_one+0x3c/0xa0\\n   exynos_arm64_register_cmu+0x54/0x64\\n   __gs101_cmu_top_of_clk_init_declare+0x28/0x60\\n   ...\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: clk: samsung: Corregir el p\u00e1nico de UBSAN en samsung_clk_init(). Con UBSAN_ARRAY_BOUNDS=y, se produce el p\u00e1nico indicado debido a la desreferencia de `ctx-\u0026gt;clk_data.hws` antes de configurar `ctx-\u0026gt;clk_data.num = nr_clks`. Corregir esta vulnerabilidad para corregir el fallo. 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      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.5, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-39728\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-10-01T16:13:45.605080Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-129\", \"description\": \"CWE-129 Improper Validation of Array Index\"}]}], \"providerMetadata\": {\"orgId\": 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\"4d29a6dcb51e346595a15b49693eeb728925ca43\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"e620a1e061c4738e26c3edf2abaae7842532cd80\", \"lessThan\": \"24307866e0ac0a5ddb462e766ceda5e27a6fbbe3\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"e620a1e061c4738e26c3edf2abaae7842532cd80\", \"lessThan\": \"a1500b98cd81a32fdfb9bc63c33bb9f0c2a0a1bf\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"e620a1e061c4738e26c3edf2abaae7842532cd80\", \"lessThan\": \"157de9e48007a20c65d02fc0229a16f38134a72d\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"e620a1e061c4738e26c3edf2abaae7842532cd80\", \"lessThan\": \"d19d7345a7bcdb083b65568a11b11adffe0687af\", \"versionType\": \"git\"}], \"programFiles\": [\"drivers/clk/samsung/clk.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"5.5\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"5.5\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"5.10.236\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.180\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"6.1.134\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.1.*\"}, {\"status\": \"unaffected\", \"version\": \"6.6.87\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.6.*\"}, {\"status\": \"unaffected\", \"version\": \"6.12.23\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.12.*\"}, {\"status\": \"unaffected\", \"version\": \"6.13.11\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.13.*\"}, {\"status\": \"unaffected\", \"version\": \"6.14.2\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.14.*\"}, {\"status\": \"unaffected\", \"version\": \"6.15\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/clk/samsung/clk.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/00307934eb94aaa0a99addfb37b9fe206f945004\"}, {\"url\": \"https://git.kernel.org/stable/c/d974e177369c034984cece9d7d4fada9f8b9c740\"}, {\"url\": \"https://git.kernel.org/stable/c/0fef48f4a70e45a93e73c39023c3a6ea624714d6\"}, {\"url\": \"https://git.kernel.org/stable/c/4d29a6dcb51e346595a15b49693eeb728925ca43\"}, {\"url\": \"https://git.kernel.org/stable/c/24307866e0ac0a5ddb462e766ceda5e27a6fbbe3\"}, {\"url\": \"https://git.kernel.org/stable/c/a1500b98cd81a32fdfb9bc63c33bb9f0c2a0a1bf\"}, {\"url\": \"https://git.kernel.org/stable/c/157de9e48007a20c65d02fc0229a16f38134a72d\"}, {\"url\": \"https://git.kernel.org/stable/c/d19d7345a7bcdb083b65568a11b11adffe0687af\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nclk: samsung: Fix UBSAN panic in samsung_clk_init()\\n\\nWith UBSAN_ARRAY_BOUNDS=y, I\u0027m hitting the below panic due to\\ndereferencing `ctx-\u003eclk_data.hws` before setting\\n`ctx-\u003eclk_data.num = nr_clks`. Move that up to fix the crash.\\n\\n  UBSAN: array index out of bounds: 00000000f2005512 [#1] PREEMPT SMP\\n  \u003csnip\u003e\\n  Call trace:\\n   samsung_clk_init+0x110/0x124 (P)\\n   samsung_clk_init+0x48/0x124 (L)\\n   samsung_cmu_register_one+0x3c/0xa0\\n   exynos_arm64_register_cmu+0x54/0x64\\n   __gs101_cmu_top_of_clk_init_declare+0x28/0x60\\n   ...\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.236\", \"versionStartIncluding\": \"5.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.180\", \"versionStartIncluding\": \"5.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.134\", \"versionStartIncluding\": \"5.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.6.87\", \"versionStartIncluding\": \"5.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.12.23\", \"versionStartIncluding\": \"5.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.13.11\", \"versionStartIncluding\": \"5.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.14.2\", \"versionStartIncluding\": \"5.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.15\", \"versionStartIncluding\": \"5.5\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-05-26T05:25:27.497Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-39728\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-01T16:13:48.667Z\", \"dateReserved\": \"2025-04-16T07:20:57.118Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-04-18T07:01:35.818Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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