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CVE-2022-49268 (GCVE-0-2022-49268)

Vulnerability from cvelistv5 – Published: 2025-02-26 01:56 – Updated: 2026-05-11 18:56
VLAI
Title
ASoC: SOF: Intel: Fix NULL ptr dereference when ENOMEM
Summary
In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Intel: Fix NULL ptr dereference when ENOMEM Do not call snd_dma_free_pages() when snd_dma_alloc_pages() returns -ENOMEM because it leads to a NULL pointer dereference bug. The dmesg says: [ T1387] sof-audio-pci-intel-tgl 0000:00:1f.3: error: memory alloc failed: -12 [ T1387] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ T1387] #PF: supervisor read access in kernel mode [ T1387] #PF: error_code(0x0000) - not-present page [ T1387] PGD 0 P4D 0 [ T1387] Oops: 0000 [#1] PREEMPT SMP NOPTI [ T1387] CPU: 6 PID: 1387 Comm: alsa-sink-HDA A Tainted: G W 5.17.0-rc4-superb-owl-00055-g80d47f5de5e3 [ T1387] Hardware name: HP HP Laptop 14s-dq2xxx/87FD, BIOS F.15 09/15/2021 [ T1387] RIP: 0010:dma_free_noncontiguous+0x37/0x80 [ T1387] Code: [... snip ...] [ T1387] RSP: 0000:ffffc90002b87770 EFLAGS: 00010246 [ T1387] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ T1387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888101db30d0 [ T1387] RBP: 00000000fffffff4 R08: 0000000000000000 R09: 0000000000000000 [ T1387] R10: 0000000000000000 R11: ffffc90002b874d0 R12: 0000000000000001 [ T1387] R13: 0000000000058000 R14: ffff888105260c68 R15: ffff888105260828 [ T1387] FS: 00007f42e2ffd640(0000) GS:ffff888466b80000(0000) knlGS:0000000000000000 [ T1387] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ T1387] CR2: 0000000000000000 CR3: 000000014acf0003 CR4: 0000000000770ee0 [ T1387] PKRU: 55555554 [ T1387] Call Trace: [ T1387] <TASK> [ T1387] cl_stream_prepare+0x10a/0x120 [snd_sof_intel_hda_common 146addf995b9279ae7f509621078cccbe4f875e1] [... snip ...] [ T1387] </TASK>
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: d16046ffa6de040bf580a64d5f4d0aa18258a854 , < 01df5f7627f1624d6bb0b8c0870a569b32adfbf8 (git)
Affected: d16046ffa6de040bf580a64d5f4d0aa18258a854 , < 0c307349fe060971625b856c92f0361b8ea9a120 (git)
Affected: d16046ffa6de040bf580a64d5f4d0aa18258a854 , < b6094744e261083d3790c3def770ebf5060d383b (git)
Affected: d16046ffa6de040bf580a64d5f4d0aa18258a854 , < 09eca322d4118dc26570ca6100fa34e59e5a5143 (git)
Affected: d16046ffa6de040bf580a64d5f4d0aa18258a854 , < 67f7bd9ff9079c1ee2de58e024fb582905c74c16 (git)
Affected: d16046ffa6de040bf580a64d5f4d0aa18258a854 , < b7fb0ae09009d076964afe4c1a2bde1ee2bd88a9 (git)
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Linux Linux Affected: 5.2
Unaffected: 0 , < 5.2 (semver)
Unaffected: 5.4.189 , ≤ 5.4.* (semver)
Unaffected: 5.10.110 , ≤ 5.10.* (semver)
Unaffected: 5.15.33 , ≤ 5.15.* (semver)
Unaffected: 5.16.19 , ≤ 5.16.* (semver)
Unaffected: 5.17.2 , ≤ 5.17.* (semver)
Unaffected: 5.18 , ≤ * (original_commit_for_fix)
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: Intel: Fix NULL ptr dereference when ENOMEM\n\nDo not call snd_dma_free_pages() when snd_dma_alloc_pages() returns\n-ENOMEM because it leads to a NULL pointer dereference bug.\n\nThe dmesg says:\n\n  [ T1387] sof-audio-pci-intel-tgl 0000:00:1f.3: error: memory alloc failed: -12\n  [ T1387] BUG: kernel NULL pointer dereference, address: 0000000000000000\n  [ T1387] #PF: supervisor read access in kernel mode\n  [ T1387] #PF: error_code(0x0000) - not-present page\n  [ T1387] PGD 0 P4D 0\n  [ T1387] Oops: 0000 [#1] PREEMPT SMP NOPTI\n  [ T1387] CPU: 6 PID: 1387 Comm: alsa-sink-HDA A Tainted: G        W         5.17.0-rc4-superb-owl-00055-g80d47f5de5e3\n  [ T1387] Hardware name: HP HP Laptop 14s-dq2xxx/87FD, BIOS F.15 09/15/2021\n  [ T1387] RIP: 0010:dma_free_noncontiguous+0x37/0x80\n  [ T1387] Code: [... snip ...]\n  [ T1387] RSP: 0000:ffffc90002b87770 EFLAGS: 00010246\n  [ T1387] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000\n  [ T1387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888101db30d0\n  [ T1387] RBP: 00000000fffffff4 R08: 0000000000000000 R09: 0000000000000000\n  [ T1387] R10: 0000000000000000 R11: ffffc90002b874d0 R12: 0000000000000001\n  [ T1387] R13: 0000000000058000 R14: ffff888105260c68 R15: ffff888105260828\n  [ T1387] FS:  00007f42e2ffd640(0000) GS:ffff888466b80000(0000) knlGS:0000000000000000\n  [ T1387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n  [ T1387] CR2: 0000000000000000 CR3: 000000014acf0003 CR4: 0000000000770ee0\n  [ T1387] PKRU: 55555554\n  [ T1387] Call Trace:\n  [ T1387]  \u003cTASK\u003e\n  [ T1387]  cl_stream_prepare+0x10a/0x120 [snd_sof_intel_hda_common 146addf995b9279ae7f509621078cccbe4f875e1]\n  [... snip ...]\n  [ T1387]  \u003c/TASK\u003e"
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    "cveId": "CVE-2022-49268",
    "datePublished": "2025-02-26T01:56:16.713Z",
    "dateReserved": "2025-02-26T01:49:39.297Z",
    "dateUpdated": "2026-05-11T18:56:24.509Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49268\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-02-26T07:01:03.710\",\"lastModified\":\"2026-06-17T05:17:33.120\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nASoC: SOF: Intel: Fix NULL ptr dereference when ENOMEM\\n\\nDo not call snd_dma_free_pages() when snd_dma_alloc_pages() returns\\n-ENOMEM because it leads to a NULL pointer dereference bug.\\n\\nThe dmesg says:\\n\\n  [ T1387] sof-audio-pci-intel-tgl 0000:00:1f.3: error: memory alloc failed: -12\\n  [ T1387] BUG: kernel NULL pointer dereference, address: 0000000000000000\\n  [ T1387] #PF: supervisor read access in kernel mode\\n  [ T1387] #PF: error_code(0x0000) - not-present page\\n  [ T1387] PGD 0 P4D 0\\n  [ T1387] Oops: 0000 [#1] PREEMPT SMP NOPTI\\n  [ T1387] CPU: 6 PID: 1387 Comm: alsa-sink-HDA A Tainted: G        W         5.17.0-rc4-superb-owl-00055-g80d47f5de5e3\\n  [ T1387] Hardware name: HP HP Laptop 14s-dq2xxx/87FD, BIOS F.15 09/15/2021\\n  [ T1387] RIP: 0010:dma_free_noncontiguous+0x37/0x80\\n  [ T1387] Code: [... snip ...]\\n  [ T1387] RSP: 0000:ffffc90002b87770 EFLAGS: 00010246\\n  [ T1387] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000\\n  [ T1387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888101db30d0\\n  [ T1387] RBP: 00000000fffffff4 R08: 0000000000000000 R09: 0000000000000000\\n  [ T1387] R10: 0000000000000000 R11: ffffc90002b874d0 R12: 0000000000000001\\n  [ T1387] R13: 0000000000058000 R14: ffff888105260c68 R15: ffff888105260828\\n  [ T1387] FS:  00007f42e2ffd640(0000) GS:ffff888466b80000(0000) knlGS:0000000000000000\\n  [ T1387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\n  [ T1387] CR2: 0000000000000000 CR3: 000000014acf0003 CR4: 0000000000770ee0\\n  [ T1387] PKRU: 55555554\\n  [ T1387] Call Trace:\\n  [ T1387]  \u003cTASK\u003e\\n  [ T1387]  cl_stream_prepare+0x10a/0x120 [snd_sof_intel_hda_common 146addf995b9279ae7f509621078cccbe4f875e1]\\n  [... snip ...]\\n  [ T1387]  \u003c/TASK\u003e\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ASoC: SOF: Intel: Se corrige la desreferencia de puntero NULL cuando ENOMEM No llame a snd_dma_free_pages() cuando snd_dma_alloc_pages() devuelve -ENOMEM porque conduce a un error de desreferencia de puntero NULL. El dmesg dice: [ T1387] sof-audio-pci-intel-tgl 0000:00:1f.3: error: falla de asignaci\u00f3n de memoria: -12 [ T1387] ERROR: desreferencia de puntero NULL del kernel, direcci\u00f3n: 0000000000000000 [ T1387] #PF: acceso de lectura del supervisor en modo kernel [ T1387] #PF: error_code(0x0000) - p\u00e1gina no presente [ T1387] PGD 0 P4D 0 [ T1387] Oops: 0000 [#1] PREEMPT SMP NOPTI [ T1387] CPU: 6 PID: 1387 Comm: alsa-sink-HDA A Tainted: GW 5.17.0-rc4-superb-owl-00055-g80d47f5de5e3 [ T1387] Nombre del hardware: HP HP Laptop 14s-dq2xxx/87FD, BIOS F.15 15/09/2021 [ T1387] RIP: 0010:dma_free_noncontiguous+0x37/0x80 [ T1387] C\u00f3digo: [... fragmento ...] [ T1387] RSP: 0000:ffffc90002b87770 EFLAGS: 00010246 [ T1387] RAX: 000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ T1387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888101db30d0 [ T1387] RBP: 00000000ffffff4 R08: 000000000000000 R09: 000000000000000 [ T1387] R10: 000000000000000 R11: ffffc90002b874d0 R12: 000000000000001 [ T1387] R13: 0000000000058000 R14: ffff888105260c68 R15: ffff888105260828 [ T1387] FS: 00007f42e2ffd640(0000) GS:ffff888466b80000(0000) knlGS:0000000000000000 [ T1387] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ T1387] CR2: 0000000000000000 CR3: 000000014acf0003 CR4: 0000000000770ee0 [ T1387] PKRU: 55555554 [ T1387] Rastreo de llamadas: [ T1387]  [ T1387] cl_stream_prepare+0x10a/0x120 [snd_sof_intel_hda_common 146addf995b9279ae7f509621078cccbe4f875e1] [... recorte ...] [ T1387] \"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"sound/soc/sof/intel/hda-loader.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"d16046ffa6de040bf580a64d5f4d0aa18258a854\",\"lessThan\":\"01df5f7627f1624d6bb0b8c0870a569b32adfbf8\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"d16046ffa6de040bf580a64d5f4d0aa18258a854\",\"lessThan\":\"0c307349fe060971625b856c92f0361b8ea9a120\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"d16046ffa6de040bf580a64d5f4d0aa18258a854\",\"lessThan\":\"b6094744e261083d3790c3def770ebf5060d383b\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"d16046ffa6de040bf580a64d5f4d0aa18258a854\",\"lessThan\":\"09eca322d4118dc26570ca6100fa34e59e5a5143\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"d16046ffa6de040bf580a64d5f4d0aa18258a854\",\"lessThan\":\"67f7bd9ff9079c1ee2de58e024fb582905c74c16\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"d16046ffa6de040bf580a64d5f4d0aa18258a854\",\"lessThan\":\"b7fb0ae09009d076964afe4c1a2bde1ee2bd88a9\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"sound/soc/sof/intel/hda-loader.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"5.2\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"5.2\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.4.189\",\"lessThanOrEqual\":\"5.4.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.110\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.33\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.16.19\",\"lessThanOrEqual\":\"5.16.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.17.2\",\"lessThanOrEqual\":\"5.17.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.18\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.2\",\"versionEndExcluding\":\"5.4.189\",\"matchCriteriaId\":\"1C388193-E002-43D1-9296-FE6FEC623F34\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.110\",\"matchCriteriaId\":\"91D3BFD0-D3F3-4018-957C-96CCBF357D79\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.33\",\"matchCriteriaId\":\"27C42AE8-B387-43E2-938A-E1C8B40BE6D5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.16.19\",\"matchCriteriaId\":\"20C43679-0439-405A-B97F-685BEE50613B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.17\",\"versionEndExcluding\":\"5.17.2\",\"matchCriteriaId\":\"210C679C-CF84-44A3-8939-E629C87E54BF\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/01df5f7627f1624d6bb0b8c0870a569b32adfbf8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/09eca322d4118dc26570ca6100fa34e59e5a5143\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/0c307349fe060971625b856c92f0361b8ea9a120\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/67f7bd9ff9079c1ee2de58e024fb582905c74c16\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/b6094744e261083d3790c3def770ebf5060d383b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/b7fb0ae09009d076964afe4c1a2bde1ee2bd88a9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-30T10:38:05+00:00",
      "cve": "CVE-2022-49268",
      "id": "CVE-2022-49268",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:fixed": "286",
      "product_status:known_affected": "38",
      "product_status:known_not_affected": "118",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: ASoC: SOF: Intel: Fix NULL ptr dereference when ENOMEM",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49268.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-02T02:05:15Z",
      "cve": "CVE-2022-49268",
      "id": "CVE-2022-49268",
      "initial_release_date": "2025-02-27T03:09:42Z",
      "product_status:known_affected": "403",
      "product_status:known_not_affected": "332",
      "product_status:recommended": "265",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-49268",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-49268.json",
      "version": "48"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.