CVE-2023-26917

See a problem?
Please try reporting it to the source first.
Source
https://nvd.nist.gov/vuln/detail/CVE-2023-26917
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-26917.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-26917
Downstream
Published
2023-04-11T12:15:07Z
Modified
2025-07-29T10:51:15.023349Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

libyang from v2.0.164 to v2.1.30 was discovered to contain a NULL pointer dereference via the function lyspstmtvalidatevalue at lysparse_mem.c.

References

Affected packages

Debian:11 / libyang

Package

Name
libyang
Purl
pkg:deb/debian/libyang?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0.225-1.1

3.*

3.4.2+dfsg-2
3.7.8-1
3.7.8-2
3.7.8-3
3.7.8-4
3.7.8-5
3.12.2-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / libyang

Package

Name
libyang
Purl
pkg:deb/debian/libyang?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.4.2+dfsg-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / libyang2

Package

Name
libyang2
Purl
pkg:deb/debian/libyang2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.1.30-2
2.1.30-2.1~exp1
2.1.30-2.1
2.1.148-0.1
2.1.148-0.2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/cesnet/libyang

Affected ranges

Type
GIT
Repo
https://github.com/cesnet/libyang
Events
Introduced
a0cc89516ab5eca84d01c85309f320a94752a64c
Last affected
35131b9396a965e01f899127763fb4e0871b845a

Affected versions

v2.*

v2.0.164
v2.0.194
v2.0.231
v2.1.30
v2.1.4