Jbig2dec vulnerabilitiesRanked by how likely they are to be used.

Product20 versions
The short answer

Jbig2dec is made by Artifex. We track 7 published vulnerabilities in it, across 20 versions. None of them is on the list of flaws known to be exploited today. If you run Jbig2dec, keep it on a version the vendor still supports.

See the riskiest flaws

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Known exploited

Which Jbig2dec vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Jbig2dec's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Jbig2dec flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 3.5%

    libjbig2dec.a in Artifex jbig2dec 0.13, as used in MuPDF and Ghostscript, has a NULL pointer dereference in the jbig2_huffman_get function in jbig2_huffman.c.

    CVSS6.5Published24 May 2017
  2. 2.7%

    jbig2_image_compose in jbig2_image.c in Artifex jbig2dec before 0.18 has a heap-based buffer overflow.

    CVSS9.8Published27 Apr 2020
  3. 1.7%

    ghostscript before version 9.21 is vulnerable to a heap based buffer overflow that was found in the ghostscript jbig2_decode_gray_scale_image function which is used to decode halftone segments in a JBIG2 image.

    CVSS5.5Published24 Apr 2018
  4. 1.7%

    Artifex jbig2dec 0.13, as used in Ghostscript, allows out-of-bounds writes because of an integer overflow in the jbig2_build_huffman_table function in jbig2_huffman.c during operations on a crafted JBIG2 file,...

    CVSS7.8Published19 Apr 2017
  5. 1.2%

    Artifex jbig2dec 0.13 has a heap-based buffer over-read leading to denial of service (application crash) or disclosure of sensitive information from process memory, because of an integer overflow in the...

    CVSS7.1Published17 Apr 2017
  6. 1.1%

    Artifex jbig2dec 0.13 allows out-of-bounds writes and reads because of an integer overflow in the jbig2_image_compose function in jbig2_image.c during operations on a crafted .jb2 file, leading to a denial of service...

    CVSS7.1Published19 Apr 2017
  7. 0.8%

    Artifex Software jbig2dec v0.20 was discovered to contain a SEGV vulnerability via jbig2_error at /jbig2dec/jbig2.c.

    CVSS6.5Published31 Oct 2023
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We track 7 published vulnerabilities listed under the name Jbig2dec, across 20 versions.

None of Jbig2dec's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Jbig2dec. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.