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    CVE-2018-17961

    Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving errorhandler setup. NOTE: this issue exists because of an incomplete fix for CVE-2018-17183.

    Published:Oct 10, 2018
    Last Modified:Nov 21, 2024
    EPS:Oct 15, 2018
    EPSS Score:0.16857
    CVSS Score:8.6

    Affected Products

    Vendor
    Artifex
    Product
    Ghostscript
    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Server Aus
    Vendor
    Redhat
    Product
    Enterprise Linux Server Eus
    Vendor
    Redhat
    Product
    Enterprise Linux Server Tus
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation

    Exploits

    http://www.openwall.com/lists/oss-security/2018/10/09/4https://www.exploit-db.com/exploits/45573/http://www.openwall.com/lists/oss-security/2018/10/09/4https://www.exploit-db.com/exploits/45573/https://www.exploit-db.com/exploits/45573https://github.com/matlink/CVE-2018-17961

    Related CVEs

    CVE-2025-59800 (CVSS 4.3) — In Artifex Ghostscript through 10.05.1, ocr_begin_page in devices/gdevpdfocr.c has an integer overflow that le…
    CVE-2025-59799 (CVSS 4.3) — Artifex Ghostscript through 10.05.1 has a stack-based buffer overflow in pdfmark_coerce_dest in devices/vector…
    CVE-2025-59798 (CVSS 4.3) — Artifex Ghostscript through 10.05.1 has a stack-based buffer overflow in pdf_write_cmap in devices/vector/gdev…
    CVE-2025-48708 (CVSS 4) — gs_lib_ctx_stash_sanitized_arg in base/gslibctx.c in Artifex Ghostscript before 10.05.1 lacks argument sanitiz…
    CVE-2025-46646 (CVSS 4.5) — In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.c mishandles overlong UTF-8 encoding. NOTE:…
    CVE-2025-27832 (CVSS 9.8) — An issue was discovered in Artifex Ghostscript before 10.05.0. The NPDL device has a Compression buffer overfl…
    CVE-2025-27834 (CVSS 7.8) — An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs via an oversized Type …
    CVE-2025-27836 (CVSS 9.8) — An issue was discovered in Artifex Ghostscript before 10.05.0. The BJ10V device has a Print buffer overflow in…
    CVE-2025-27830 (CVSS 7.8) — An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs during serialization o…
    CVE-2025-27833 (CVSS 7.8) — An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs for a long TTF font na…

    References

    http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a54c9e61e7d0
    http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a5a9bf8c6a63
    http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a6807394bd94
    http://www.openwall.com/lists/oss-security/2018/10/09/4
    https://access.redhat.com/errata/RHSA-2018:3834
    https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
    https://bugs.ghostscript.com/show_bug.cgi?id=699816
    https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
    https://usn.ubuntu.com/3803-1/
    https://www.debian.org/security/2018/dsa-4336
    https://www.exploit-db.com/exploits/45573/
    http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a54c9e61e7d0
    http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a5a9bf8c6a63
    http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a6807394bd94
    http://www.openwall.com/lists/oss-security/2018/10/09/4
    https://access.redhat.com/errata/RHSA-2018:3834
    https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
    https://bugs.ghostscript.com/show_bug.cgi?id=699816
    https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
    https://usn.ubuntu.com/3803-1/
    https://www.debian.org/security/2018/dsa-4336
    https://www.exploit-db.com/exploits/45573/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High