synced 7 MIN AGO
01 Record

CVE-2015-7183

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

UnratedPUBLISHEDCNA: mozilla
CNA base scoreUnratedNo CNA CVSS vector

02 Description

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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
6.79% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 93.9% of scored records. A rank, not a probability.
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Critical. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2015-11-05 02:00Z10 YR AGO
Last updated
2024-08-06 07:43Z2 YR AGO
Reserved
2015-09-16
Assigning CNA
mozilla
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
  • CWE-189
  • CWE-190Integer Overflow or WraparoundBase
Data version
5.1
Document digest
73d90df66f50b5735531c42d851c89841cd06fa14d8c49051b143901103bc176

05 Affected products

VendorProductVersionsPlatforms
mozillafirefoxNot specified—
mozillanetwork_security_servicesNot specified—
redhatenterprise_linuxNot specified—
redhatrhel_ausNot specified—
redhatrhel_eusNot specified—
redhatrhel_mission_criticalNot specified—

06 References

07 Fixed in

Debian 12

  • nspr
    Fixed in 2:4.10.10-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • nspr
    Fixed in 2:4.10.10-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • nspr
    Fixed in 2:4.10.10-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 14.04 LTS

  • firefox
    Fixed in 42.0+build2-0ubuntu0.14.04.1
  • nspr
    Fixed in 2:4.10.10-0ubuntu0.14.04.1
  • thunderbird
    Fixed in 1:38.4.0+build3-0ubuntu0.14.04.1
  • virtualbox
    Fixed in 4.3.36-dfsg-1+deb8u1ubuntu1.14.04.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 16.04 LTS

  • firefox
    Fixed in 42.0+build2-0ubuntu1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.