Integer overflow in the phar_parse_pharfile function in ext/phar/phar.c in PHP before…
Priority MEDIUM 43CWE-190Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 8 fixed, 5 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-190 and the CVSS impact.
Summary
Integer overflow in the phar_parse_pharfile function in ext/phar/phar.c in PHP before 5.6.30 and 7.0.x before 7.0.15 allows remote attackers to cause a denial of service (memory consumption or application crash) via a truncated manifest entry in a PHAR archive.
Why it matters now
EPSS 0.07618 94th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 8 fixed, 5 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
Remediation
Red Hat 1 advisory
- RHSA-2018:1296 Released 2018-05-03 · Red Hat rating Moderaterh-php70-php security, bug fix, and enhancement update
- Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-php70-php-7.0.27-1.el6, rh-php70-php-bcmath-7.0.27-1.el6, rh-php70-php-cli-7.0.27-1.el6 +28
- Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-php70-php-7.0.27-1.el7, rh-php70-php-bcmath-7.0.27-1.el7, rh-php70-php-cli-7.0.27-1.el7 +26
- Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) rh-php70-php-7.0.27-1.el6, rh-php70-php-bcmath-7.0.27-1.el6, rh-php70-php-cli-7.0.27-1.el6 +28
- Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) rh-php70-php-7.0.27-1.el7, rh-php70-php-bcmath-7.0.27-1.el7, rh-php70-php-cli-7.0.27-1.el7 +26
- Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-php70-php-7.0.27-1.el7, rh-php70-php-bcmath-7.0.27-1.el7, rh-php70-php-cli-7.0.27-1.el7 +26
- Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) rh-php70-php-7.0.27-1.el7, rh-php70-php-bcmath-7.0.27-1.el7, rh-php70-php-cli-7.0.27-1.el7 +26
- Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-php70-php-7.0.27-1.el6, rh-php70-php-bcmath-7.0.27-1.el6, rh-php70-php-cli-7.0.27-1.el6 +28
- Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-php70-php-7.0.27-1.el7, rh-php70-php-bcmath-7.0.27-1.el7, rh-php70-php-cli-7.0.27-1.el7 +26
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 OpenShift Enterprise 2 | 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-2018:1296 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2018:1296 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) | Fixed | RHSA-2018:1296 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) | Fixed | RHSA-2018:1296 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) | Fixed | RHSA-2018:1296 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) | Fixed | RHSA-2018:1296 |
| Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2018:1296 |
| Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2018:1296 |
Not affected: 1 product
- Red Hat Enterprise Linux 5
Timeline
- 2026-10-02 Threatist record created from CVE-2016-10159
- 2026-10-03 Alias added: GHSA-xh3p-95gh-gc9x
References
Advisory 7
Sources
- CVE-2016-10159 · CVE Program
- CVE-2016-10159 · NVD
- FIRST EPSS
- GHSA-xh3p-95gh-gc9x · GitHub Advisory Database · CC BY 4.0
- CVE-2016-10159 · 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