Off-by-one error in the phar_parse_zipfile function in ext/phar/zip.c in PHP before…
Priority MEDIUM 41CWE-189Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Partial Red Hat: 8 fixed, 4 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-189 and the CVSS impact.
Summary
Off-by-one error in the phar_parse_zipfile function in ext/phar/zip.c in PHP before 5.5.30 and 5.6.x before 5.6.14 allows remote attackers to cause a denial of service (uninitialized pointer dereference and application crash) by including the / filename in a .zip PHAR archive.
Why it matters now
EPSS 0.0846 95th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 8 fixed, 4 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | up to 10.11.1 | Vulnerable | Apple |
| cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | up to 5.5.29 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.0:*:*:*:*:*:*:* | 5.6.0 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:* | 5.6.1 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:* | 5.6.2 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:* | 5.6.3 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:* | 5.6.4 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.5:*:*:*:*:*:*:* | 5.6.5 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.6:*:*:*:*:*:*:* | 5.6.6 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.7:*:*:*:*:*:*:* | 5.6.7 | Vulnerable | PHP |
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions up to 10.11.1 Vulnerable ·Apple
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:* Versions up to 5.5.29 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.0:*:*:*:*:*:*:* Versions 5.6.0 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:* Versions 5.6.1 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:* Versions 5.6.2 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:* Versions 5.6.3 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:* Versions 5.6.4 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.5:*:*:*:*:*:*:* Versions 5.6.5 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.6:*:*:*:*:*:*:* Versions 5.6.6 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.7:*:*:*:*:*:*:* Versions 5.6.7 Vulnerable ·PHP
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:php:php:5.6.8:*:*:*:*:*:*:* | 5.6.8 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.9:*:*:*:*:*:*:* | 5.6.9 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.10:*:*:*:*:*:*:* | 5.6.10 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.11:*:*:*:*:*:*:* | 5.6.11 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.12:*:*:*:*:*:*:* | 5.6.12 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.6.13:*:*:*:*:*:*:* | 5.6.13 | Vulnerable | PHP |
- cpe:2.3:a:php:php:5.6.8:*:*:*:*:*:*:* Versions 5.6.8 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.9:*:*:*:*:*:*:* Versions 5.6.9 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.10:*:*:*:*:*:*:* Versions 5.6.10 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.11:*:*:*:*:*:*:* Versions 5.6.11 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.12:*:*:*:*:*:*:* Versions 5.6.12 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.6.13:*:*:*:*:*:*:* Versions 5.6.13 Vulnerable ·PHP
Remediation
Red Hat 1 advisory
- RHSA-2016:0457 Released 2016-03-15 · Red Hat rating Moderaterh-php56-php security update
- Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-php56-php-5.6.5-8.el6, rh-php56-php-bcmath-5.6.5-8.el6, rh-php56-php-cli-5.6.5-8.el6 +26
- Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-php56-php-5.6.5-8.el7, rh-php56-php-bcmath-5.6.5-8.el7, rh-php56-php-cli-5.6.5-8.el7 +24
- 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-bcmath-5.6.5-8.el6, rh-php56-php-cli-5.6.5-8.el6 +26
- 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-bcmath-5.6.5-8.el6, rh-php56-php-cli-5.6.5-8.el6 +26
- 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-bcmath-5.6.5-8.el7, rh-php56-php-cli-5.6.5-8.el7 +24
- 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-bcmath-5.6.5-8.el7, rh-php56-php-cli-5.6.5-8.el7 +24
- Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-php56-php-5.6.5-8.el6, rh-php56-php-bcmath-5.6.5-8.el6, rh-php56-php-cli-5.6.5-8.el6 +26
- Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-php56-php-5.6.5-8.el7, rh-php56-php-bcmath-5.6.5-8.el7, rh-php56-php-cli-5.6.5-8.el7 +24
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat Software Collections | Affected | No fix planned: Will not fix |
| Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2016:0457 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2016:0457 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.6) | Fixed | RHSA-2016:0457 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) | Fixed | RHSA-2016:0457 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.1) | Fixed | RHSA-2016:0457 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.2) | Fixed | RHSA-2016:0457 |
| Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2016:0457 |
| Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2016:0457 |
Timeline
- 2026-10-02 Threatist record created from CVE-2015-7804
- 2026-10-03 Alias added: GHSA-w62r-v45f-552v
- 2026-10-25 EPSS moved to the 90th–95th percentile
- 2026-10-29 EPSS moved to the 95th–99th percentile
References
Advisory 8
Sources
- CVE-2015-7804 · CVE Program
- CVE-2015-7804 · NVD
- FIRST EPSS
- GHSA-w62r-v45f-552v · GitHub Advisory Database · CC BY 4.0
- CVE-2015-7804 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences