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mmc: core: Avoid negative index with array access

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Avoid negative index with array access Commit 4d0c8d0aef63 ("mmc: core: Use mrq.sbc in close-ended ffu") assigns prev_idata = idatas[i - 1], but doesn't check that the iterator i is greater than zero. Let's fix this by adding a check.

Announced Source revision 1
Original source ↗

CVE-2024-35813

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2024-35813

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "f49f9e802785291149bdc9c824414de4604226b4",
        "lessThan": "b9a7339ae403035ffe7fc37cb034b36947910f68",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "59020bf0999ff7da8aedcd00ef8f0d75d93b6d20",
        "lessThan": "2b539c88940e22494da80a93ee1c5a28bbad10f6",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "50b8b7a22e90bab9f1949b64a88ff17ab10913ec",
        "lessThan": "81b8645feca08a54c7c4bf36e7b176f4983b2f28",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "c4edcd134bb72b3b0acc884612d624e48c9d057f",
        "lessThan": "ad9cc5e9e53ab94aa0c7ac65d43be7eb208dcb55",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "1653a8102868264f3488c298a9f20af2add9a288",
        "lessThan": "4466677dcabe2d70de6aa3d4bd4a4fafa94a71f2",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "eed9119f8f8e8fbf225c08abdbb58597fba807e0",
        "lessThan": "064db53f9023a2d5877a2d12de6bc27995f6ca56",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4d0c8d0aef6355660b6775d57ccd5d4ea2e15802",
        "lessThan": "7d0e8a6147550aa058fa6ade8583ad252aa61304",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4d0c8d0aef6355660b6775d57ccd5d4ea2e15802",
        "lessThan": "cf55a7acd1ed38afe43bba1c8a0935b51d1dc014",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "5.4.269",
        "lessThan": "5.4.274",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "5.10.210",
        "lessThan": "5.10.215",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "5.15.149",
        "lessThan": "5.15.154",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "6.1.76",
        "lessThan": "6.1.84",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "6.6.15",
        "lessThan": "6.6.24",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "6.7.3",
        "lessThan": "6.7.12",
        "versionType": "semver"
      }
    ],
    "programFiles": [
      "drivers/mmc/core/block.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "6.8"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "6.8",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.4.274",
        "versionType": "semver",
        "lessThanOrEqual": "5.4.*"
      },
      {
        "status": "unaffected",
        "version": "5.10.215",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.154",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.84",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.24",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.7.12",
        "versionType": "semver",
        "lessThanOrEqual": "6.7.*"
      },
      {
        "status": "unaffected",
        "version": "6.8.3",
        "versionType": "semver",
        "lessThanOrEqual": "6.8.*"
      },
      {
        "status": "unaffected",
        "version": "6.9",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/mmc/core/block.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2024-35813

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#26519 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement