MGASA-2019-0004

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MGASA-2019-0004

Summary: Updated openjpeg2 packages fix security vulnerabilities

Details: A stack-based buffer overflow in the pgxtoimage function in jpwl/convert.c could crash the converter (CVE-2017-17479). A stack-based buffer overflow in the pgxtovolume function in jp3d/convert.c could crash the converter (CVE-2017-17480). A flaw was found in OpenJPEG 2.3.0, there is an integer overflow caused by an out-of-bounds left shift in the opj_j2k_setup_encoder function (openjp2/j2k.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file (CVE-2018-5785). In OpenJPEG 2.3.0, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file (CVE-2018-6616). A flaw was found in OpenJPEG 2.3.0. A NULL pointer dereference for "red" in the imagetopnm function of jp2/convert.c (CVE-2018-18088).

References: https://advisories.mageia.org/MGASA-2019-0004.html, https://bugs.mageia.org/show_bug.cgi?id=23147, https://lists.opensuse.org/opensuse-updates/2018-05/msg00086.html, https://lists.fedoraproject.org/archives/list/[email protected]/thread/HKAGXKPJ2Z4TMUR3TVLTQ7SMTTIYGJKK/, https://lists.fedoraproject.org/archives/list/[email protected]/thread/JAZ5ZQP5XJ23SE3ECBP4QQF2CGMK6USD/