rhsa-2020_4659
Vulnerability from csaf_redhat
Published
2020-11-04 01:26
Modified
2024-11-22 14:59
Summary
Red Hat Security Advisory: gd security update

Notes

Topic
An update for gd is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
GD is an open source code library for the dynamic creation of images by programmers. GD creates PNG, JPEG, GIF, WebP, XPM, BMP images, among other formats. Security Fix(es): * gd: Heap-based buffer overflow in gdImageColorMatch() in gd_color_match.c (CVE-2019-6977) * gd: NULL pointer dereference in gdImageClone (CVE-2018-14553) * gd: Double free in the gdImage*Ptr in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c (CVE-2019-6978) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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          "category": "external",
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          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-6977"
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        {
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          "details": "Moderate"
        }
      ],
      "title": "gd: Heap-based buffer overflow in gdImageColorMatch() in gd_color_match.c"
    },
    {
      "cve": "CVE-2019-6978",
      "cwe": {
        "id": "CWE-416",
        "name": "Use After Free"
      },
      "discovery_date": "2019-01-28T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1671390"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "The GD Graphics Library (aka LibGD) 2.2.5 has a double free in the gdImage*Ptr() functions in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c. NOTE: PHP is unaffected.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "gd: Double free in the gdImage*Ptr in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
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      "title": "gd: Double free in the gdImage*Ptr in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c"
    }
  ]
}


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