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    CVE-2015-1196

    GNU patch 2.7.1 allows remote attackers to write to arbitrary files via a symlink attack in a patch file.

    Published:Jan 12, 2015
    Last Modified:Apr 12, 2025
    EPS:Jan 21, 2015
    EPSS Score:0.00853
    CVSS Score:4.3

    Affected Products

    Vendor
    Gnu
    Product
    Patch
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Oracle
    Product
    Solaris

    Exploits

    https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=775227https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=775227

    Related CVEs

    CVE-2026-56289 (CVSS 4.6) — GNU patch is vulnerable to a denial of service (DoS) due to improper validation of hunk (single block of chang…
    CVE-2026-56288 (CVSS 4.6) — GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch f…
    CVE-2021-45261 (CVSS 5.5) — An Invalid Pointer vulnerability exists in GNU patch 2.7 via the another_hunk function, which causes a Denial …
    CVE-2018-20969 (CVSS 7.8) — do_ed_script in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: th…
    CVE-2019-20633 (CVSS 5.5) — GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function another_hunk …
    CVE-2019-13638 (CVSS 7.8) — GNU patch through 2.7.6 is vulnerable to OS shell command injection that can be exploited by opening a crafted…
    CVE-2019-13636 (CVSS 5.9) — In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. T…
    CVE-2018-1000156 (CVSS 7.8) — GNU Patch version 2.7.6 contains an input validation vulnerability when processing patch files, specifically t…
    CVE-2016-10713 (CVSS 5.5) — An issue was discovered in GNU patch before 2.7.6. Out-of-bounds access within pch_write_line() in pch.c can p…
    CVE-2018-6952 (CVSS 7.5) — A double free exists in the another_hunk function in pch.c in GNU patch through 2.7.6.…

    References

    http://git.savannah.gnu.org/cgit/patch.git/commit/?id=4e9269a5fc1fe80a1095a92593dd85db871e1fd3
    http://lists.opensuse.org/opensuse-updates/2015-02/msg00013.html
    http://seclists.org/oss-sec/2015/q1/173
    http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
    http://www.securityfocus.com/bid/72074
    https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=775227
    https://bugzilla.redhat.com/show_bug.cgi?id=1182154
    https://exchange.xforce.ibmcloud.com/vulnerabilities/99967
    http://git.savannah.gnu.org/cgit/patch.git/commit/?id=4e9269a5fc1fe80a1095a92593dd85db871e1fd3
    http://lists.opensuse.org/opensuse-updates/2015-02/msg00013.html
    http://seclists.org/oss-sec/2015/q1/173
    http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
    http://www.securityfocus.com/bid/72074
    https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=775227
    https://bugzilla.redhat.com/show_bug.cgi?id=1182154
    https://exchange.xforce.ibmcloud.com/vulnerabilities/99967

    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