GHSA-8QW7-RQX6-9GQJ

Vulnerability from github – Published: 2026-04-02 03:31 – Updated: 2026-04-07 12:31
VLAI?
Details

A weakness has been identified in LibRaw up to 0.22.0. This impacts the function HuffTable::initval of the file src/decompressors/losslessjpeg.cpp of the component JPEG DHT Parser. This manipulation of the argument bits[] causes out-of-bounds write. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.22.1 will fix this issue. Patch name: a6734e867b19d75367c05f872ac26322464e3995. It is advisable to upgrade the affected component.

Severity ?
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
2.1 (Low)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
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{
  "affected": [],
  "aliases": [
    "CVE-2026-5318"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-02T03:16:07Z",
    "severity": "MODERATE"
  },
  "details": "A weakness has been identified in LibRaw up to 0.22.0. This impacts the function HuffTable::initval of the file src/decompressors/losslessjpeg.cpp of the component JPEG DHT Parser. This manipulation of the argument bits[] causes out-of-bounds write. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.22.1 will fix this issue. Patch name: a6734e867b19d75367c05f872ac26322464e3995. It is advisable to upgrade the affected component.",
  "id": "GHSA-8qw7-rqx6-9gqj",
  "modified": "2026-04-07T12:31:15Z",
  "published": "2026-04-02T03:31:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-5318"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibRaw/LibRaw/issues/794"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibRaw/LibRaw/issues/794#issuecomment-4065342499"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibRaw/LibRaw/commit/a6734e867b19d75367c05f872ac26322464e3995"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibRaw/LibRaw"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibRaw/LibRaw/releases/tag/0.22.1"
    },
    {
      "type": "WEB",
      "url": "https://github.com/biniamf/pocs/tree/main/libraw_lljpeg"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/780538"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/354650"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/354650/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}


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Sightings

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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.