CLSA-2026-1778934026

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Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2026-1778934026
Upstream
  • CVE-2026-42010
Published
2026-05-16T12:20:31Z
Modified
2026-06-04T09:47:38Z
Summary
Fix CVE(s): CVE-2026-42010
Details
  • SECURITY UPDATE: Authentication bypass via NUL-byte truncation in RSA-PSK username lookup
    • debian/patches/CVE-2026-42010.patch: replace strlen(info->username) with info->username_len in _gnutls_proc_rsa_psk_client_kx in lib/auth/rsa_psk.c to prevent NUL-byte truncation allowing username matching with truncated entries
    • CVE-2026-42010
References

Affected packages

TuxCare:Ubuntu:20.04
gnutls-bin

Package

Name
gnutls-bin
Purl
pkg:deb/tuxcare/gnutls-bin?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.13-2ubuntu1.12+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json"
gnutls-doc

Package

Name
gnutls-doc
Purl
pkg:deb/tuxcare/gnutls-doc?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.13-2ubuntu1.12+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json"
guile-gnutls

Package

Name
guile-gnutls
Purl
pkg:deb/tuxcare/guile-gnutls?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.13-2ubuntu1.12+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json"
libgnutls-dane0

Package

Name
libgnutls-dane0
Purl
pkg:deb/tuxcare/libgnutls-dane0?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.13-2ubuntu1.12+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json"
libgnutls-openssl27

Package

Name
libgnutls-openssl27
Purl
pkg:deb/tuxcare/libgnutls-openssl27?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.13-2ubuntu1.12+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json"
libgnutls28-dev

Package

Name
libgnutls28-dev
Purl
pkg:deb/tuxcare/libgnutls28-dev?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.13-2ubuntu1.12+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json"
libgnutls30

Package

Name
libgnutls30
Purl
pkg:deb/tuxcare/libgnutls30?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.13-2ubuntu1.12+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json"
libgnutlsxx28

Package

Name
libgnutlsxx28
Purl
pkg:deb/tuxcare/libgnutlsxx28?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.13-2ubuntu1.12+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1778934026.json"