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01 Record

CVE-2019-14842

Structured reply is a feature of the newstyle NBD protocol allowing the server to send a reply in chunks. A bounds check which was supposed to test for chunk offsets smaller than the beginning of the

HighPUBLISHEDCNA: redhat
CNA base score7.3 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

02 Description

Structured reply is a feature of the newstyle NBD protocol allowing the server to send a reply in chunks. A bounds check which was supposed to test for chunk offsets smaller than the beginning of the

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
1.84% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 78.8% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. 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
2019-11-26 15:01Z6 YR AGO
Last updated
2024-08-05 00:26Z2 YR AGO
Reserved
2019-08-10
Assigning CNA
redhat
Record state
PUBLISHED
Severity
High (CVSS 7.3)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Weaknesses
  • CWE-681Incorrect Conversion between Numeric TypesBase
Data version
5.1
Document digest
b2aab1051fd37726b2cd4b42ce3f21f7069d538dab684124c2f93f6a69a4791d

05 Affected products

VendorProductVersionsPlatforms
[UNKNOWN]libnbd1.0.3—

06 References

07 Fixed in

Debian 12

  • libnbd
    Fixed in 1.0.3-1

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

Debian 13

  • libnbd
    Fixed in 1.0.3-1

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

Debian 14

  • libnbd
    Fixed in 1.0.3-1

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.