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No exploitation reportedFix available

CVE-2019-13636

No exploitation reported by the sources we read.

  • Published2019-07-17
  • WeaknessCWE-59

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.

Timeline

dates in UTC
  1. 2019-07-1721:15CVE publishedNVD

Versions per branch

NVD
Gnu patch
BranchAffectedFixed in
2.7≤ 2.7.6no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • patchWolfiall versions · fixed in 2.7.6-r3
  • patchUbuntu:Pro:14.04:LTSall versions · fixed in 2.7.1-4ubuntu2.4+esm1
  • patchUbuntu:18.04:LTSall versions · fixed in 2.7.6-2ubuntu1.1
  • patchUbuntu:16.04:LTSall versions · fixed in 2.7.5-1ubuntu0.16.04.2
  • patchSUSE:Linux Enterprise Server for SAP Applications 12 SP5all versions · fixed in 2.7.5-8.8.1
  • patchSUSE:Linux Enterprise Server 12 SP5all versions · fixed in 2.7.5-8.8.1
  • patchSUSE:Linux Enterprise Module for Basesystem 15 SP4all versions · fixed in 2.7.6-150000.5.3.1
  • patchSUSE:Linux Enterprise Module for Basesystem 15 SP3all versions · fixed in 2.7.6-150000.5.3.1

35 more package ranges on OSV.dev

Vendor advisories

  • CVE-2019-13636 Red Hat Product Security13 products fixed · 5 known affected

    patch: the following of symlinks in inp.c and util.c is mishandled in cases other than input files

    patch.src as a component of Red Hat Enterprise Linux 5 · patch as a component of Red Hat Enterprise Linux 6 · patch.src as a component of Red Hat Enterprise Linux 6 · +2 more

  • RHSA-2020:1852 Red Hat Product Security13 products fixed

    Red Hat Security Advisory: patch security and bug fix update

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2020:1852 · 13 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
  2. No fix planned, says the vendor Red Hat Product Security CVE-2019-13636 · 3 productsOut of support scope
  3. No fix planned, says the vendor Red Hat Product Security CVE-2019-13636 · 2 productsWill not fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Published
2019-07-17
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-f3xm-hqch-mq3q

Frequently asked questions

What is CVE-2019-13636?

In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.

Is CVE-2019-13636 actively exploited?

Active exploitation of CVE-2019-13636 has not been confirmed. Its EPSS score was 3.9% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-13636?

CVE-2019-13636 has a CVSS v3 base score of 5.9 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

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