In RestoreMSCWarning() of /coders/pdf.c there are several areas where calls to GetPixelIndex() could result in values outside the range of representable for the unsigned char type. The patch casts the return value of GetPixelIndex() to ssize_t type to avoid this bug. This undefined behavior could be triggered when ImageMagick processes a crafted pdf file. Red Hat Product Security marked this as Low severity because although it could potentially lead to an impact to application availability, no specific impact was demonstrated in this case. This flaw affects ImageMagick versions prior to 7.0.9-0.
CVSS Details
- CVSS 3.1 Base Score: 3.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade imagemagick | Mar 25, 2021 | Dec 4, 2020 |
| Huawei Euleros 2_0_sp3 | — | — | May 25, 2022 | Dec 4, 2020 |
| Huawei Euleros 2_0_sp5 | — | — | Apr 26, 2022 | Dec 4, 2020 |
| Huawei Euleros 2_0_sp8 | — | — | Apr 26, 2022 | Dec 4, 2020 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Dec 4, 2020 |
| Suse | — | Upgrade imagemagick-config-7-upstreamUpgrade perl-perlmagickUpgrade imagemagick-extraUpgrade libmagickcore-6_q16-1-32bitUpgrade libmagick-devel-32bitUpgrade imagemagick-config-6-suseUpgrade libmagick-6_q16-3Upgrade imagemagick-docUpgrade libmagickcore-7_q16hdri6Upgrade libmagickwand-6_q16-1Upgrade libmagickwand-7_q16hdri6-32bitUpgrade imagemagick-devel-32bitUpgrade imagemagick-config-6-upstreamUpgrade libmagick-7_q16hdri4Upgrade imagemagick-develUpgrade libmagick-develUpgrade libmagickwand-7_q16hdri6Upgrade libmagick-7_q16hdri4-32bitUpgrade imagemagickUpgrade imagemagick-config-7-suseUpgrade libMagickCore1Upgrade libmagickcore-7_q16hdri6-32bitUpgrade libmagickcore-6_q16-1Upgrade libMagickCore1-32bit | Jan 16, 2021 | Dec 4, 2020 |
| Ubuntu | — | Upgrade libmagickwand-dev (Ubuntu Pro)Upgrade libmagickcore-6.q16-6Upgrade libmagickcore-6.q16-2 (Ubuntu Pro)Upgrade imagemagick (Ubuntu Pro)Upgrade libimage-magick-perl (Ubuntu Pro)Upgrade imagemagick-6.q16Upgrade libmagickwand-6.q16-2 (Ubuntu Pro)Upgrade libmagick++-6.q16-7Upgrade libmagickwand5 (Ubuntu Pro)Upgrade libmagick++5 (Ubuntu Pro)Upgrade libmagickcore5-extra (Ubuntu Pro)Upgrade libmagick++-6.q16-5v5 (Ubuntu Pro)Upgrade libmagickcore-6-headers (Ubuntu Pro)Upgrade libmagickcore-6.q16-6-extraUpgrade libmagickcore-6.q16-dev (Ubuntu Pro)Upgrade libimage-magick-q16-perl (Ubuntu Pro)Upgrade imagemagickUpgrade libmagick++-dev (Ubuntu Pro)Upgrade libmagickcore-6.q16-3Upgrade libmagickcore-6.q16-2-extra (Ubuntu Pro)Upgrade libmagickcore5 (Ubuntu Pro)Upgrade libmagickcore-6.q16-3-extraUpgrade perlmagick (Ubuntu Pro)Upgrade libmagickcore-dev (Ubuntu Pro)Upgrade imagemagick-6.q16 (Ubuntu Pro)Upgrade libmagick++-6.q16-8 | Jun 16, 2021 | Dec 4, 2020 |
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