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Fencer Intel
medium 6.8

CVE-2015-7803 json

The phar_get_entry_data function in ext/phar/util.c in PHP before 5.5.30 and 5.6.x before 5.6.14 allows remote attackers to cause a denial…

published 2015-12-11 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-7702

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.3%
EPSS 10.3% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

The phar_get_entry_data function in ext/phar/util.c in PHP before 5.5.30 and 5.6.x before 5.6.14 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a .phar file with a crafted TAR archive entry in which the Link indicator references a file that does not exist.

Patch / fix

  • php5 Ubuntu 14.04 LTS 5.5.9+dfsg-1ubuntu4.14

ubuntu advisories UBUNTU-CVE-2015-7803

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • rh-php56-php RHEL 2 SOFTWARE_COLLECTIONS 5.6.5-8.el6
  • rh-php56-php RHEL 2 SOFTWARE_COLLECTIONS 5.6.5-8.el7
  • rh-php56-php-gd RHEL 2 SOFTWARE_COLLECTIONS 5.6.5-8.el6
  • rh-php56-php-gd RHEL 2 SOFTWARE_COLLECTIONS 5.6.5-8.el7
  • rh-php56-php-cli RHEL 2 SOFTWARE_COLLECTIONS 5.6.5-8.el6
  • rh-php56-php-cli RHEL 2 SOFTWARE_COLLECTIONS 5.6.5-8.el7
  • rh-php56-php-dba RHEL 2 SOFTWARE_COLLECTIONS 5.6.5-8.el6
  • rh-php56-php-dba RHEL 2 SOFTWARE_COLLECTIONS 5.6.5-8.el7

red hat advisories RHSA-2016:0457

  • php53 SLES for SAP 11 SP4, SLES 11 SP4, SLES 11 SP3-TERADATA +5 more 5.3.17-71.1
  • php53 SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 5.3.17-59.1
  • php5 SLE Software Development Kit 12 SP1, SLE Software Development Kit 12, SLE Module for Web and Scripting 12 5.5.14-42.2
  • php53 SLES 11 SP2-LTSS 5.3.17-47.1

suse advisories SUSE-SU-2016:1638-1SUSE-SU-2016:1581-1SUSE-SU-2016:1145-1SUSE-SU-2016:0284-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-7803 updated cvss 4.3

php: NULL pointer dereference in phar_get_fp_offset()

  • Red Hat Enterprise Linux 5 php, php53 Red Hat Enterprise Linux 6 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +20 more Red Hat Enterprise Linux 7 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +18 more Red Hat Software Collections php54-php, php55-php, php54-php-gd, php55-php-gd, php54-php-cli, php54-php-dba, +44 more
    affected: no fix planned “Will not fix”
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-php56-php 5.6.5-8.el6, rh-php56-php-gd 5.6.5-8.el6, rh-php56-php-cli 5.6.5-8.el6, rh-php56-php-dba 5.6.5-8.el6, rh-php56-php-dbg 5.6.5-8.el6, rh-php56-php-fpm 5.6.5-8.el6, +22 more Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-php56-php 5.6.5-8.el7, rh-php56-php-gd 5.6.5-8.el7, rh-php56-php-cli 5.6.5-8.el7, rh-php56-php-dba 5.6.5-8.el7, rh-php56-php-dbg 5.6.5-8.el7, rh-php56-php-fpm 5.6.5-8.el7, +20 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.6) rh-php56-php 5.6.5-8.el6, rh-php56-php-gd 5.6.5-8.el6, rh-php56-php-cli 5.6.5-8.el6, rh-php56-php-dba 5.6.5-8.el6, rh-php56-php-dbg 5.6.5-8.el6, rh-php56-php-fpm 5.6.5-8.el6, +22 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) rh-php56-php 5.6.5-8.el6, rh-php56-php-gd 5.6.5-8.el6, rh-php56-php-cli 5.6.5-8.el6, rh-php56-php-dba 5.6.5-8.el6, rh-php56-php-dbg 5.6.5-8.el6, rh-php56-php-fpm 5.6.5-8.el6, +22 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.1) rh-php56-php 5.6.5-8.el7, rh-php56-php-gd 5.6.5-8.el7, rh-php56-php-cli 5.6.5-8.el7, rh-php56-php-dba 5.6.5-8.el7, rh-php56-php-dbg 5.6.5-8.el7, rh-php56-php-fpm 5.6.5-8.el7, +20 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.2) rh-php56-php 5.6.5-8.el7, rh-php56-php-gd 5.6.5-8.el7, rh-php56-php-cli 5.6.5-8.el7, rh-php56-php-dba 5.6.5-8.el7, rh-php56-php-dbg 5.6.5-8.el7, rh-php56-php-fpm 5.6.5-8.el7, +20 more
    +2 more products
    Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-php56-php 5.6.5-8.el6, rh-php56-php-gd 5.6.5-8.el6, rh-php56-php-cli 5.6.5-8.el6, rh-php56-php-dba 5.6.5-8.el6, rh-php56-php-dbg 5.6.5-8.el6, rh-php56-php-fpm 5.6.5-8.el6, +22 more Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-php56-php 5.6.5-8.el7, rh-php56-php-gd 5.6.5-8.el7, rh-php56-php-cli 5.6.5-8.el7, rh-php56-php-dba 5.6.5-8.el7, rh-php56-php-dbg 5.6.5-8.el7, rh-php56-php-fpm 5.6.5-8.el7, +20 more
    fixed: vendor fix RHSA-2016:0457

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

10.29% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.