DEBIAN-CVE-2019-7309

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Source
https://security-tracker.debian.org/tracker/CVE-2019-7309
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2019-7309.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2019-7309
Upstream
Published
2019-02-03T02:29:00Z
Modified
2025-09-30T03:54:40Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In the GNU C Library (aka glibc or libc6) through 2.29, the memcmp function for the x32 architecture can incorrectly return zero (indicating that the inputs are equal) because the RDX most significant bit is mishandled.

References

Affected packages

Debian:11 / glibc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.28-6

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:12 / glibc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.28-6

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:13 / glibc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.28-6

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:14 / glibc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.28-6

Ecosystem specific 

{
    "urgency": "unimportant"
}