CVE-2017-9216

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. For example, the jbig2dec utility will crash (segmentation fault) when parsing an invalid file.

Multiple use-after-free vulnerabilities in the gx_image_enum_begin function in base/gxipixel.c in Ghostscript before ecceafe3abba2714ef9b432035fe0739d9b1a283 allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted PostScript document. (CVE-2017-6196)

Integer overflow in the mark_curve function in Artifex Ghostscript 9.21 allows remote attackers to cause a denial of service (out-of-bounds write and application crash) or possibly have unspecified other impact via a crafted PostScript document. (CVE-2017-7948)

The mark_line_tr function in gxscanc.c in Artifex Ghostscript 9.21 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted PostScript document. (CVE-2017-8908)

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. For example, the jbig2dec utility will crash (segmentation fault) when parsing an invalid file. (CVE-2017-9216)

The xps_load_sfnt_name function in xps/xpsfont.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document. (CVE-2017-9610)

The xps_load_sfnt_name function in xps/xpsfont.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a crafted document. (CVE-2017-9618)

The xps_true_callback_glyph_name function in xps/xpsttf.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial of service (Segmentation Violation and application crash) via a crafted file. (CVE-2017-9619)

The xps_select_font_encoding function in xps/xpsfont.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document, related to the xps_encode_font_char_imp function. (CVE-2017-9620)

The xps_decode_font_char_imp function in xps/xpsfont.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document. (CVE-2017-9740)

libjbig2dec.a in Artifex jbig2dec 0.13 has a NULL pointer dereference in the jbig2_huffman_get function in jbig2_huffman.c. For example, the jbig2dec utility will crash (segmentation fault) when parsing an invalid file (CVE-2017-9216).

These are all security issues fixed in the ghostscript-9.54.0-2.2 package on the GA media of openSUSE Tumbleweed.

This update for ghostscript fixes several issues.

These security issues were fixed:

• CVE-2017-9835: The gs_alloc_ref_array function allowed remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted PostScript document (bsc#1050879).
• CVE-2017-9216: Prevent NULL pointer dereference in the jbig2_huffman_get function in jbig2_huffman.c which allowed for DoS (bsc#1040643).
• CVE-2016-10317: The fill_threshhold_buffer function in base/gxht_thresh.c allowed remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted PostScript document (bsc#1032230).
• CVE-2017-9612: The Ins_IP function in base/ttinterp.c allowed remote attackers to cause a denial of service (use-after-free and application crash) or possibly have unspecified other impact via a crafted document (bsc#1050891).
• CVE-2017-9726: The Ins_MDRP function in base/ttinterp.c allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document (bsc#1050889).
• CVE-2017-9727: The gx_ttfReader__Read function in base/gxttfb.c allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document (bsc#1050888).
• CVE-2017-9739: The Ins_JMPR function in base/ttinterp.c allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document (bsc#1050887).
• CVE-2017-11714: psi/ztoken.c mishandled references to the scanner state structure, which allowed remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted PostScript document, related to an out-of-bounds read in the igc_reloc_struct_ptr function in psi/igc.c (bsc#1051184).
• CVE-2016-10219: The intersect function in base/gxfill.c allowed remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted file (bsc#1032138).

This update for ghostscript-library fixes several issues.

These security issues were fixed:

• CVE-2017-7207: The mem_get_bits_rectangle function allowed remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PostScript document (bsc#1030263).
• CVE-2016-9601: Prevent heap-buffer overflow by checking for an integer overflow in jbig2_image_new function (bsc#1018128).
• CVE-2017-9612: The Ins_IP function in base/ttinterp.c allowed remote attackers to cause a denial of service (use-after-free and application crash) or possibly have unspecified other impact via a crafted document (bsc#1050891)
• CVE-2017-9726: The Ins_MDRP function in base/ttinterp.c allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document (bsc#1050889)
• CVE-2017-9727: The gx_ttfReader__Read function in base/gxttfb.c allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document (bsc#1050888)
• CVE-2017-9739: The Ins_JMPR function in base/ttinterp.c allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document (bsc#1050887)
• CVE-2017-11714: psi/ztoken.c mishandled references to the scanner state structure, which allowed remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted PostScript document, related to an out-of-bounds read in the igc_reloc_struct_ptr function in psi/igc.c (bsc#1051184)
• CVE-2017-9835: The gs_alloc_ref_array function allowed remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted PostScript document (bsc#1050879)
• CVE-2016-10219: The intersect function in base/gxfill.c allowed remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted file (bsc#1032138)
• CVE-2017-9216: Prevent NULL pointer dereference in the jbig2_huffman_get function in jbig2_huffman.c which allowed for DoS (bsc#1040643)

It was discovered that jbig2dec incorrectly handled memory when parsing invalid files. An attacker could use this issue to cause jbig2dec to crash, leading to a denial of service. (CVE-2017-9216)

It was discovered that jbig2dec incorrectly handled memory when processing untrusted input. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2020-12268)