GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2022-50404 (GCVE-0-2022-50404)

Vulnerability from cvelistv5 – Published: 2025-09-18 16:03 – Updated: 2026-05-23 15:24
VLAI
Title
fbdev: fbcon: release buffer when fbcon_do_set_font() failed
Summary
In the Linux kernel, the following vulnerability has been resolved: fbdev: fbcon: release buffer when fbcon_do_set_font() failed syzbot is reporting memory leak at fbcon_do_set_font() [1], for commit a5a923038d70 ("fbdev: fbcon: Properly revert changes when vc_resize() failed") missed that the buffer might be newly allocated by fbcon_set_font().
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-01-14 19:07 UTC
CWE
  • CWE-401 - Missing Release of Memory after Effective Lifetime
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 868749a7456dc48e93887a8474194e2ee6d6c21f , < 5a341810a22e51c3a7a108f7896b5fd58d44d127 (git)
Affected: ebd6f886aa2447fcfcdce5450c9e1028e1d681bb , < 88ec6d11052da527eb9268831e7a9bc5bbad02f6 (git)
Affected: a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 , < 06926607b9fddf7ce8017493899ce6eb7e79a123 (git)
Affected: a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 , < a609bfc1e644a8467cb31945ed1488374ebdc013 (git)
Affected: a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 , < 3c3bfb8586f848317ceba5d777e11204ba3e5758 (git)
Affected: f08ccb792d3eaf1dc62d8cbf6a30d6522329f660 (git)
Affected: 5.15.64 , < 5.15.86 (semver)
Affected: 5.19.6 , < 5.20 (semver)
guessed Create a notification for this product.
Linux Linux Affected: 6.0
Unaffected: 0 , < 6.0 (semver)
Unaffected: 5.15.86 , ≤ 5.15.* (semver)
Unaffected: 6.0.16 , ≤ 6.0.* (semver)
Unaffected: 6.1.2 , ≤ 6.1.* (semver)
Unaffected: 6.2 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-50404",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-14T19:07:12.310932Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-401",
                "description": "CWE-401 Missing Release of Memory after Effective Lifetime",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-01-14T19:13:08.081Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/video/fbdev/core/fbcon.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "5a341810a22e51c3a7a108f7896b5fd58d44d127",
              "status": "affected",
              "version": "868749a7456dc48e93887a8474194e2ee6d6c21f",
              "versionType": "git"
            },
            {
              "lessThan": "88ec6d11052da527eb9268831e7a9bc5bbad02f6",
              "status": "affected",
              "version": "ebd6f886aa2447fcfcdce5450c9e1028e1d681bb",
              "versionType": "git"
            },
            {
              "lessThan": "06926607b9fddf7ce8017493899ce6eb7e79a123",
              "status": "affected",
              "version": "a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24",
              "versionType": "git"
            },
            {
              "lessThan": "a609bfc1e644a8467cb31945ed1488374ebdc013",
              "status": "affected",
              "version": "a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24",
              "versionType": "git"
            },
            {
              "lessThan": "3c3bfb8586f848317ceba5d777e11204ba3e5758",
              "status": "affected",
              "version": "a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "f08ccb792d3eaf1dc62d8cbf6a30d6522329f660",
              "versionType": "git"
            },
            {
              "lessThan": "5.15.86",
              "status": "affected",
              "version": "5.15.64",
              "versionType": "semver"
            },
            {
              "lessThan": "5.20",
              "status": "affected",
              "version": "5.19.6",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/video/fbdev/core/fbcon.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.0"
            },
            {
              "lessThan": "6.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.86",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.86",
                  "versionStartIncluding": "5.15.64",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.16",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.2",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.2",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "5.19.6",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: fbcon: release buffer when fbcon_do_set_font() failed\n\nsyzbot is reporting memory leak at fbcon_do_set_font() [1], for\ncommit a5a923038d70 (\"fbdev: fbcon: Properly revert changes when\nvc_resize() failed\") missed that the buffer might be newly allocated\nby fbcon_set_font()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-23T15:24:24.612Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/5a341810a22e51c3a7a108f7896b5fd58d44d127"
        },
        {
          "url": "https://git.kernel.org/stable/c/88ec6d11052da527eb9268831e7a9bc5bbad02f6"
        },
        {
          "url": "https://git.kernel.org/stable/c/06926607b9fddf7ce8017493899ce6eb7e79a123"
        },
        {
          "url": "https://git.kernel.org/stable/c/a609bfc1e644a8467cb31945ed1488374ebdc013"
        },
        {
          "url": "https://git.kernel.org/stable/c/3c3bfb8586f848317ceba5d777e11204ba3e5758"
        }
      ],
      "title": "fbdev: fbcon: release buffer when fbcon_do_set_font() failed",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50404",
    "datePublished": "2025-09-18T16:03:49.643Z",
    "dateReserved": "2025-09-17T14:53:07.000Z",
    "dateUpdated": "2026-05-23T15:24:24.612Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2022-50404",
      "date": "2026-09-11",
      "epss": "0.00159",
      "percentile": "0.05393"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-50404\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-09-18T16:15:43.507\",\"lastModified\":\"2026-06-17T05:23:28.093\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nfbdev: fbcon: release buffer when fbcon_do_set_font() failed\\n\\nsyzbot is reporting memory leak at fbcon_do_set_font() [1], for\\ncommit a5a923038d70 (\\\"fbdev: fbcon: Properly revert changes when\\nvc_resize() failed\\\") missed that the buffer might be newly allocated\\nby fbcon_set_font().\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"drivers/video/fbdev/core/fbcon.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"868749a7456dc48e93887a8474194e2ee6d6c21f\",\"lessThan\":\"5a341810a22e51c3a7a108f7896b5fd58d44d127\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"ebd6f886aa2447fcfcdce5450c9e1028e1d681bb\",\"lessThan\":\"88ec6d11052da527eb9268831e7a9bc5bbad02f6\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24\",\"lessThan\":\"06926607b9fddf7ce8017493899ce6eb7e79a123\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24\",\"lessThan\":\"a609bfc1e644a8467cb31945ed1488374ebdc013\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24\",\"lessThan\":\"3c3bfb8586f848317ceba5d777e11204ba3e5758\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f08ccb792d3eaf1dc62d8cbf6a30d6522329f660\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"5.15.64\",\"lessThan\":\"5.15.86\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"5.19.6\",\"lessThan\":\"5.20\",\"versionType\":\"semver\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"drivers/video/fbdev/core/fbcon.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"6.0\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"6.0\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.86\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.0.16\",\"lessThanOrEqual\":\"6.0.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.1.2\",\"lessThanOrEqual\":\"6.1.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.2\",\"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},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"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}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-01-14T19:07:12.310932Z\",\"id\":\"CVE-2022-50404\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-401\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-401\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.15.64\",\"versionEndExcluding\":\"5.15.86\",\"matchCriteriaId\":\"3F2A8053-F78F-4DF2-9DED-4D8C324FB772\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.19.6\",\"versionEndExcluding\":\"6.0\",\"matchCriteriaId\":\"6E53B030-2C91-45B9-91A0-63E897460E68\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.0.1\",\"versionEndExcluding\":\"6.0.16\",\"matchCriteriaId\":\"AF31FA01-8B74-4A6A-A511-14FE9435E600\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.1\",\"versionEndExcluding\":\"6.1.2\",\"matchCriteriaId\":\"77239F4B-6BB2-4B9E-A654-36A52396116C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.0:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"7BE551E5-89CF-47A8-9B26-03CE727FBA37\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.0:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"A46498B3-78E1-4623-AAE1-94D29A42BE4E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.0:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"F8446E87-F5F6-41CA-8201-BAE0F0CA6DD9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.0:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"8E5FB72F-67CE-43CC-83FE-541604D98182\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.0:rc6:*:*:*:*:*:*\",\"matchCriteriaId\":\"3A0A7397-F5F8-4753-82DC-9A11288E696D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.0:rc7:*:*:*:*:*:*\",\"matchCriteriaId\":\"E6DE049A-ABA8-41DD-988C-8C088358EE9B\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/06926607b9fddf7ce8017493899ce6eb7e79a123\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/3c3bfb8586f848317ceba5d777e11204ba3e5758\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/5a341810a22e51c3a7a108f7896b5fd58d44d127\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/88ec6d11052da527eb9268831e7a9bc5bbad02f6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a609bfc1e644a8467cb31945ed1488374ebdc013\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-29T21:49:30+00:00",
      "cve": "CVE-2022-50404",
      "id": "CVE-2022-50404",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: fbdev: fbcon: release buffer when fbcon_do_set_font() failed",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-50404.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "low",
      "current_release_date": "2026-08-29T02:21:20Z",
      "cve": "CVE-2022-50404",
      "id": "CVE-2022-50404",
      "initial_release_date": "2025-09-19T23:36:33Z",
      "product_status:known_affected": "344",
      "product_status:known_not_affected": "395",
      "product_status:recommended": "206",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-50404",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-50404.json",
      "version": "29"
    },
    "vulnrichment": {
      "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-2022-50404\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-01-14T19:07:12.310932Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-401\", \"description\": \"CWE-401 Missing Release of Memory after Effective Lifetime\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-01-14T19:07:06.157Z\"}}], \"cna\": {\"title\": \"fbdev: fbcon: release buffer when fbcon_do_set_font() failed\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"868749a7456dc48e93887a8474194e2ee6d6c21f\", \"lessThan\": \"5a341810a22e51c3a7a108f7896b5fd58d44d127\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"ebd6f886aa2447fcfcdce5450c9e1028e1d681bb\", \"lessThan\": \"88ec6d11052da527eb9268831e7a9bc5bbad02f6\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24\", \"lessThan\": \"06926607b9fddf7ce8017493899ce6eb7e79a123\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24\", \"lessThan\": \"a609bfc1e644a8467cb31945ed1488374ebdc013\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24\", \"lessThan\": \"3c3bfb8586f848317ceba5d777e11204ba3e5758\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f08ccb792d3eaf1dc62d8cbf6a30d6522329f660\", \"versionType\": \"git\"}], \"programFiles\": [\"drivers/video/fbdev/core/fbcon.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"6.0\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"6.0\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"5.15.86\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"6.0.16\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.0.*\"}, {\"status\": \"unaffected\", \"version\": \"6.1.2\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.1.*\"}, {\"status\": \"unaffected\", \"version\": \"6.2\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/video/fbdev/core/fbcon.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/5a341810a22e51c3a7a108f7896b5fd58d44d127\"}, {\"url\": \"https://git.kernel.org/stable/c/88ec6d11052da527eb9268831e7a9bc5bbad02f6\"}, {\"url\": \"https://git.kernel.org/stable/c/06926607b9fddf7ce8017493899ce6eb7e79a123\"}, {\"url\": \"https://git.kernel.org/stable/c/a609bfc1e644a8467cb31945ed1488374ebdc013\"}, {\"url\": \"https://git.kernel.org/stable/c/3c3bfb8586f848317ceba5d777e11204ba3e5758\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nfbdev: fbcon: release buffer when fbcon_do_set_font() failed\\n\\nsyzbot is reporting memory leak at fbcon_do_set_font() [1], for\\ncommit a5a923038d70 (\\\"fbdev: fbcon: Properly revert changes when\\nvc_resize() failed\\\") missed that the buffer might be newly allocated\\nby fbcon_set_font().\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.86\", \"versionStartIncluding\": \"5.15.64\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.0.16\", \"versionStartIncluding\": \"6.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.2\", \"versionStartIncluding\": \"6.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.2\", \"versionStartIncluding\": \"6.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionStartIncluding\": \"5.19.6\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2026-05-11T19:18:50.459Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-50404\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-11T19:18:50.459Z\", \"dateReserved\": \"2025-09-17T14:53:07.000Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-09-18T16:03:49.643Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}