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FKIE_CVE-2022-44638

Vulnerability from fkie_nvd - Published: 2022-11-03 06:15 - Updated: 2026-06-17 05:08
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_edges_8 due to an integer overflow in pixman_sample_floor_y.
References
cve@mitre.orghttp://packetstormsecurity.com/files/170121/pixman-pixman_sample_floor_y-Integer-Overflow.htmlExploit, Third Party Advisory
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2022/11/05/1Mailing List
cve@mitre.orghttps://gitlab.freedesktop.org/pixman/pixman/-/issues/63Exploit, Issue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2022/11/msg00008.htmlMailing List, Third Party Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AJ5VY2VYXE4WTRGQ6LMGLF6FV3SY37YE/
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BY4OPSIB33ETNUXZY2UPZ4NGQ3OKDY4D/
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUJ2BULJTZ2BMSKQHB6US674P55UCWWS/
cve@mitre.orghttps://www.debian.org/security/2022/dsa-5276Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/170121/pixman-pixman_sample_floor_y-Integer-Overflow.htmlExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2022/11/05/1Mailing List
af854a3a-2127-422b-91ae-364da2661108https://gitlab.freedesktop.org/pixman/pixman/-/issues/63Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/11/msg00008.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AJ5VY2VYXE4WTRGQ6LMGLF6FV3SY37YE/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BY4OPSIB33ETNUXZY2UPZ4NGQ3OKDY4D/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUJ2BULJTZ2BMSKQHB6US674P55UCWWS/
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2022/dsa-5276Third Party Advisory
Impacted products
Vendor Product Version
pixman pixman *
debian debian_linux 10.0
debian debian_linux 11.0
fedoraproject fedora 35
fedoraproject fedora 36
fedoraproject fedora 37
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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        }
      ],
      "source": "cve@mitre.org"
    }
  ],
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  "cveTags": [],
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    },
    {
      "lang": "es",
      "value": "En libpixman en Pixman anterior a 0.42.2, hay una escritura fuera de l\u00edmites (tambi\u00e9n conocida como desbordamiento de b\u00fafer basado en mont\u00f3n) en rasterize_edges_8 debido a un desbordamiento de enteros en pixman_sample_floor_y."
    }
  ],
  "id": "CVE-2022-44638",
  "lastModified": "2026-06-17T05:08:39.863",
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          "confidentialityImpact": "HIGH",
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}



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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.


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