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Package "libgs9"

Name: libgs9

Description:

interpreter for the PostScript language and for PDF - Library
Latest version: 9.50~dfsg-5ubuntu4.15
Release: focal (20.04)
Level: updates
Repository: main
Head package: ghostscript
Homepage: https://www.ghostscript.com/

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Repository Area Version
base main 9.50~dfsg-5ubuntu4
security main 9.50~dfsg-5ubuntu4.15

Changelog

Version: 9.50~dfsg-5ubuntu4.15 2025-03-27 17:07:00 UTC

  ghostscript (9.50~dfsg-5ubuntu4.15) focal-security; urgency=medium

  * SECURITY UPDATE: Buffer overflow via serialization of DollarBlend
    - debian/patches/CVE-2025-27830.patch: fix potential Buffer overflow
      in base/write_t1.c, psi/zfapi.c.
    - CVE-2025-27830
  * SECURITY UPDATE: Compression buffer overflow
    - debian/patches/CVE-2025-27832.patch: avoid integer overflow leading
      to buffer overflow in contrib/japanese/gdevnpdl.c.
    - CVE-2025-27832
  * SECURITY UPDATE: Buffer overflow when converting glyphs to unicode
    - debian/patches/CVE-2025-27835.patch: fix confusion between bytes and
      shorts in psi/zbfont.c.
    - CVE-2025-27835
  * SECURITY UPDATE: Print buffer overflow
    - debian/patches/CVE-2025-27836-pre1.patch: increase buffer by one byte
      to give space for sentinel in contrib/japanese/gdev10v.c.
    - debian/patches/CVE-2025-27836-1.patch: fix potential print buffer
      overflow in contrib/japanese/gdev10v.c.
    - debian/patches/CVE-2025-27836-2.patch: fix compiler warnings in
      contrib/japanese/gdev10v.c.
    - CVE-2025-27836

 -- Marc Deslauriers <email address hidden> Tue, 25 Mar 2025 15:38:31 -0400
Source diff to previous version
CVE-2025-27830 An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs during serialization of DollarBlend in a font, for base/write
CVE-2025-27832 An issue was discovered in Artifex Ghostscript before 10.05.0. The NPDL device has a Compression buffer overflow for contrib/japanese/gdevnpdl.c.
CVE-2025-27835 An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs when converting glyphs to Unicode in psi/zbfont.c.
CVE-2025-27836 An issue was discovered in Artifex Ghostscript before 10.05.0. The BJ10V device has a Print buffer overflow in contrib/japanese/gdev10v.c.

Version: 9.50~dfsg-5ubuntu4.14 2024-11-12 20:06:59 UTC

  ghostscript (9.50~dfsg-5ubuntu4.14) focal-security; urgency=medium

  * SECURITY UPDATE: incorrect Pattern Implementation type handling
    - debian/patches/CVE-2024-46951.patch: check the type of the Pattern
      Implementation in psi/zcolor.c.
    - CVE-2024-46951
  * SECURITY UPDATE: output filename overflow
    - debian/patches/CVE-2024-46953.patch: check for overflow validating
      format string for the output file name in base/gsdevice.c.
    - CVE-2024-46953
  * SECURITY UPDATE: Out of bounds read when reading color
    - debian/patches/CVE-2024-46955.patch: check Indexed colour space index
      in psi/zcolor.c.
    - CVE-2024-46955
  * SECURITY UPDATE: incorrect buffer length check
    - debian/patches/CVE-2024-46956.patch: fix length check in psi/zfile.c.
    - CVE-2024-46956

 -- Marc Deslauriers <email address hidden> Wed, 06 Nov 2024 12:42:45 -0500
Source diff to previous version
CVE-2024-46951 An issue was discovered in psi/zcolor.c in Artifex Ghostscript before 10.04.0. An unchecked Implementation pointer in Pattern color space could lead
CVE-2024-46953 An issue was discovered in base/gsdevice.c in Artifex Ghostscript before 10.04.0. An integer overflow when parsing the filename format string (for th
CVE-2024-46955 An issue was discovered in psi/zcolor.c in Artifex Ghostscript before 10.04.0. There is an out-of-bounds read when reading color in Indexed color spa
CVE-2024-46956 An issue was discovered in psi/zfile.c in Artifex Ghostscript before 10.04.0. Out-of-bounds data access in filenameforall can lead to arbitrary code

Version: 9.50~dfsg-5ubuntu4.13 2024-07-15 16:07:11 UTC

  ghostscript (9.50~dfsg-5ubuntu4.13) focal-security; urgency=medium

  * SECURITY UPDATE: heap-based pointer disclosure via constructed BaseFont
    name
    - debian/patches/CVE-2024-29508.patch: review printing of pointers in
      base/gsfont.c, base/gsicc_cache.c, base/gsmalloc.c, base/gxclmem.c,
      base/gxcpath.c, base/gxpath.c, base/szlibc.c, devices/gdevupd.c,
      devices/vector/gdevpdtb.c, psi/ialloc.c, psi/igc.c, psi/igcstr.c,
      psi/iinit.c, psi/imainarg.c, psi/isave.c, psi/iutil.c.
    - debian/patches/CVE-2024-29508-2.patch: remove extra arguments in
      devices/gdevupd.c.
    - CVE-2024-29508

 -- Marc Deslauriers <email address hidden> Wed, 10 Jul 2024 09:40:58 -0400
Source diff to previous version
CVE-2024-29508 Artifex Ghostscript before 10.03.0 has a heap-based pointer disclosure (observable in a constructed BaseFont name) in the function pdf_base_font_allo

Version: 9.50~dfsg-5ubuntu4.12 2024-06-17 20:07:20 UTC

  ghostscript (9.50~dfsg-5ubuntu4.12) focal-security; urgency=medium

  * SECURITY UPDATE: Policy bypass via improperly checked eexec seed
    - debian/patches/CVE-2023-52722.patch: Prevent eexec seeds other than
      Type 1 standard when SAFER mode is used in zmisc1.c.
    - CVE-2023-52722
  * SECURITY UPDATE: Arbitrary code execution via uniprint device
    - debian/patches/CVE-2024-29510.patch: Prevent changes to uniprint device
      argument strings after SAFER is activated in gdevupd.c.
    - CVE-2024-29510
  * SECURITY UPDATE: Path traversal and arbitrary code execution via improperly
    checked path arguments
    - debian/patches/CVE-2024-33869-part1.patch: Check that a current working
      directory specifier is valid before stripping it from gpmisc.c.
    - debian/patches/CVE-2024-33869-part2.patch: Check that a current working
      directory specifier is valid before stripping it from gpmisc.c.
    - CVE-2024-33869
  * SECURITY UPDATE: Path traversal via improperly checked path arguments
    - debian/patches/CVE-2024-33870.patch: Add a check for parent directory
      prefixes when handling relative paths in gpmisc.c.
    - CVE-2024-33870
  * SECURITY UPDATE: Arbitrary code execution via custom driver library
    - debian/patches/CVE-2024-33871.patch: Prevent changes to parameter that
      specifies the names of dynamic libraries to be loaded by the opvp/oprp
      device in gdevopvp.c
    - CVE-2024-33871

 -- Chris Kim <email address hidden> Tue, 04 Jun 2024 08:30:59 -0700
Source diff to previous version
CVE-2023-52722 An issue was discovered in Artifex Ghostscript through 10.01.0. psi/zmisc1.c, when SAFER mode is used, allows eexec seeds other than the Type 1 stand

Version: 9.50~dfsg-5ubuntu4.11 2023-10-17 14:06:57 UTC

  ghostscript (9.50~dfsg-5ubuntu4.11) focal-security; urgency=medium

  * SECURITY UPDATE: code execution via PS documents and IJS device
    - debian/patches/CVE-2023-43115.patch: prevent PostScript programs
      switching to the IJS device after SAFER has been activated in
      devices/gdevijs.c.
    - CVE-2023-43115

 -- Marc Deslauriers <email address hidden> Thu, 12 Oct 2023 09:06:46 -0400
CVE-2023-43115 In Artifex Ghostscript through 10.01.2, gdevijs.c in GhostPDL can lead to remote code execution via crafted PostScript documents because they can swi


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