Integer overflow in the PL_ARENA_ALLOCATE implementation in Netscape Portable Runtime…
Priority MEDIUM 43CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Partial Red Hat: 31 fixed, 1 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
Integer overflow in the PL_ARENA_ALLOCATE implementation in Netscape Portable Runtime (NSPR) in Mozilla Network Security Services (NSS) before 3.19.2.1 and 3.20.x before 3.20.1, as used in Firefox before 42.0 and Firefox ESR 38.x before 38.4 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via unspecified vectors.
Why it matters now
EPSS 0.06792 94th percentileScored 2026-11-07
Fix Partial Red Hat: 3 advisoriesRed Hat: 31 fixed, 1 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 · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | up to 41.0.2 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:* | up to 3.19.2.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:network_security_services:3.20.0:*:*:*:*:*:*:* | 3.20.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:* | 38.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:* | 38.0.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:* | 38.0.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:* | 38.1.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.1.1:*:*:*:*:*:*:* | 38.1.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:* | 38.2.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.2.1:*:*:*:*:*:*:* | 38.2.1 | Vulnerable | Mozilla |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions up to 41.0.2 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:* Versions up to 3.19.2.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:network_security_services:3.20.0:*:*:*:*:*:*:* Versions 3.20.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:* Versions 38.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:* Versions 38.0.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:* Versions 38.0.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:* Versions 38.1.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.1.1:*:*:*:*:*:*:* Versions 38.1.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:* Versions 38.2.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.2.1:*:*:*:*:*:*:* Versions 38.2.1 Vulnerable ·Mozilla
Remediation
Red Hat 3 advisories
- RHSA-2015:2068 Released 2015-11-18 · Red Hat rating Criticalnss, nss-util, and nspr security update
- Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5) nspr-4.10.6-2.el6_5, nspr-devel-4.10.6-2.el6_5, nss-3.16.1-9.el6_5 +4
- Red Hat Enterprise Linux HPC Node EUS (v. 6.5) nspr-4.10.6-2.el6_5, nss-3.16.1-9.el6_5, nss-sysinit-3.16.1-9.el6_5 +2
- Red Hat Enterprise Linux HPC Node EUS (v. 6.6) nspr-4.10.8-2.el6_6, nss-3.19.1-4.el6_6, nss-sysinit-3.19.1-4.el6_6 +2
- Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.6) nspr-devel-4.10.8-2.el6_6, nss-devel-3.19.1-4.el6_6, nss-pkcs11-devel-3.19.1-4.el6_6 +1
- Red Hat Enterprise Linux Server AUS (v. 6.2) nspr-4.8.9-6.el6_2, nspr-devel-4.8.9-6.el6_2, nss-3.13.1-12.el6_2 +5
- Red Hat Enterprise Linux Server AUS (v. 6.4) nspr-4.9.5-5.el6_4, nspr-devel-4.9.5-5.el6_4, nss-3.14.3-9.el6_4 +5
- Red Hat Enterprise Linux Server EUS (v. 6.5) nspr-4.10.6-2.el6_5, nspr-4.10.6-2.el6_5.ppc, nspr-devel-4.10.6-2.el6_5 +11
- Red Hat Enterprise Linux Server EUS (v. 6.6) nspr-4.10.8-2.el6_6, nspr-4.10.8-2.el6_6.ppc, nspr-devel-4.10.8-2.el6_6 +11
- Red Hat Enterprise Linux Server Optional AUS (v. 6.2) nss-3.13.1-12.el6_2, nss-pkcs11-devel-3.13.1-12.el6_2
- Red Hat Enterprise Linux Server Optional AUS (v. 6.4) nss-3.14.3-9.el6_4, nss-pkcs11-devel-3.14.3-9.el6_4
- Red Hat Enterprise Linux Server Optional EUS (v. 6.5) nss-3.16.1-9.el6_5, nss-pkcs11-devel-3.16.1-9.el6_5, nss-pkcs11-devel-3.16.1-9.el6_5.ppc
- Red Hat Enterprise Linux Server Optional EUS (v. 6.6) nss-pkcs11-devel-3.19.1-4.el6_6, nss-pkcs11-devel-3.19.1-4.el6_6.ppc
- RHSA-2015:1981 Released 2015-11-04 · Red Hat rating Criticalnss, nss-util, and nspr security update
- Red Hat Enterprise Linux Client (v. 7) nspr-4.10.8-2.el7_1, nss-3.19.1-7.el7_1.2, nss-sysinit-3.19.1-7.el7_1.2 +2
- Red Hat Enterprise Linux Client Optional (v. 7) nspr-devel-4.10.8-2.el7_1, nss-devel-3.19.1-7.el7_1.2, nss-pkcs11-devel-3.19.1-7.el7_1.2 +1
- Red Hat Enterprise Linux ComputeNode (v. 7) nspr-4.10.8-2.el7_1, nss-3.19.1-7.el7_1.2, nss-sysinit-3.19.1-7.el7_1.2 +2
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) nspr-devel-4.10.8-2.el7_1, nss-devel-3.19.1-7.el7_1.2, nss-pkcs11-devel-3.19.1-7.el7_1.2 +1
- Red Hat Enterprise Linux Desktop (v. 6) nspr-4.10.8-2.el6_7, nss-3.19.1-5.el6_7, nss-sysinit-3.19.1-5.el6_7 +2
- Red Hat Enterprise Linux Desktop Optional (v. 6) nspr-devel-4.10.8-2.el6_7, nss-devel-3.19.1-5.el6_7, nss-pkcs11-devel-3.19.1-5.el6_7 +1
- Red Hat Enterprise Linux HPC Node (v. 6) nspr-4.10.8-2.el6_7, nss-3.19.1-5.el6_7, nss-sysinit-3.19.1-5.el6_7 +2
- Red Hat Enterprise Linux HPC Node Optional (v. 6) nspr-devel-4.10.8-2.el6_7, nss-devel-3.19.1-5.el6_7, nss-pkcs11-devel-3.19.1-5.el6_7 +1
- Red Hat Enterprise Linux Server (v. 6) nspr-4.10.8-2.el6_7, nspr-4.10.8-2.el6_7.ppc, nspr-devel-4.10.8-2.el6_7 +11
- Red Hat Enterprise Linux Server (v. 7) nspr-4.10.8-2.ael7b_1, nspr-4.10.8-2.el7_1, nspr-4.10.8-2.el7_1.ppc +19
- Red Hat Enterprise Linux Server Optional (v. 6) nss-pkcs11-devel-3.19.1-5.el6_7, nss-pkcs11-devel-3.19.1-5.el6_7.ppc
- Red Hat Enterprise Linux Server Optional (v. 7) nss-pkcs11-devel-3.19.1-7.ael7b_1.2, nss-pkcs11-devel-3.19.1-7.el7_1.2, nss-pkcs11-devel-3.19.1-7.el7_1.2.ppc
- Red Hat Enterprise Linux Workstation (v. 6) nspr-4.10.8-2.el6_7, nspr-devel-4.10.8-2.el6_7, nss-3.19.1-5.el6_7 +5
- Red Hat Enterprise Linux Workstation (v. 7) nspr-4.10.8-2.el7_1, nspr-devel-4.10.8-2.el7_1, nss-3.19.1-7.el7_1.2 +5
- Red Hat Enterprise Linux Workstation Optional (v. 6) nss-pkcs11-devel-3.19.1-5.el6_7
- Red Hat Enterprise Linux Workstation Optional (v. 7) nss-pkcs11-devel-3.19.1-7.el7_1.2
- RHSA-2015:1980 Released 2015-11-04 · Red Hat rating Criticalnss and nspr security update
- Red Hat Enterprise Linux (v. 5 server) nspr-4.10.8-2.el5_11, nspr-4.10.8-2.el5_11.i386, nspr-4.10.8-2.el5_11.ia64 +21
- Red Hat Enterprise Linux Desktop (v. 5 client) nspr-4.10.8-2.el5_11, nspr-4.10.8-2.el5_11.i386, nss-3.19.1-2.el5_11 +3
- Red Hat Enterprise Linux Desktop Workstation (v. 5 client) nspr-4.10.8-2.el5_11, nspr-devel-4.10.8-2.el5_11, nspr-devel-4.10.8-2.el5_11.i386 +5
Vendor assessments
Red Hat
Red Hat rating: Critical. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 4 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2015:1980 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2015:1980 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Desktop Workstation (v. 5 client) | Fixed | RHSA-2015:1980 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux HPC Node EUS (v. 6.5) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux HPC Node EUS (v. 6.6) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.6) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Server AUS (v. 6.2) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Server AUS (v. 6.4) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Server EUS (v. 6.5) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Server EUS (v. 6.6) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Server Optional AUS (v. 6.2) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Server Optional AUS (v. 6.4) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Server Optional EUS (v. 6.5) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Server Optional EUS (v. 6.6) | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2015:1981 |
Timeline
- 2026-10-02 Threatist record created from CVE-2015-7183
- 2026-10-03 Alias added: GHSA-v8r8-vg3r-9r36
References
Advisory 21
- SUSE-SU-2015:2081
- GLSA-201512-10
- SUSE-SU-2015:1981
- DSA-3406
- openSUSE-SU-2015:2229
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.20.1_release_notes
- USN-2785-1
- SUSE-SU-2015:1926
- RHSA-2015:1981
- USN-2819-1
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.4_release_notes
- openSUSE-SU-2015:1942
- RHSA-2015:1980
- USN-2790-1
- DSA-3393
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.2.1_release_notes
- openSUSE-SU-2015:2245
- GLSA-201605-06
- SSA:2015-310-02
- http://www.mozilla.org/security/announce/2015/mfsa2015-133.html
- SUSE-SU-2015:1978
Other 10
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- https://bto.bluecoat.com/security-advisory/sa119
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1205157
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
- http://packetstormsecurity.com/files/134268/Slackware-Security-Advisory-mozilla-nss-Updates.html
More Mozilla Firefox vulnerabilities
- TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
- TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
- TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
- TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
- TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2015-7183 · CVE Program
- CVE-2015-7183 · NVD
- FIRST EPSS
- GHSA-v8r8-vg3r-9r36 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-7183 · 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