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01 Record

CVE-2015-8659

The idle stream handling in nghttp2 before 1.6.0 allows attackers to have unspecified impact via unknown vectors, aka a heap-use-after-free bug.

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

The idle stream handling in nghttp2 before 1.6.0 allows attackers to have unspecified impact via unknown vectors, aka a heap-use-after-free bug.

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
3.96% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 89.9% of scored records. A rank, not a probability.
NVD base score
10.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

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
2016-01-12 19:00Z10 YR AGO
Last updated
2024-08-06 08:20Z2 YR AGO
Reserved
2015-12-23
Assigning CNA
mitre
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
Data version
5.1
Document digest
c3272196ac64548eaf5cde17d9eea1c766d8657cc0351477b4f966f7952eee73

05 Affected products

VendorProductVersionsPlatforms
appleiphone_osNot specified—
applemac_os_xNot specified—
appletvosNot specified—
applewatchosNot specified—
nghttp2nghttp2Not specified—

06 References

07 Fixed in

Debian 12

  • nghttp2
    Fixed in 1.6.0-1

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

Debian 13

  • nghttp2
    Fixed in 1.6.0-1

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

Debian 14

  • nghttp2
    Fixed in 1.6.0-1

Source: Debian Security Tracker, the Debian security team. 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.