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CVE-2026-14457

Опубликовано: 25 авг. 2026
Источник: ubuntu
Приоритет: low
EPSS Низкий
CVSS3: 7.5

Описание

Issue summary: In a server or client configuration with RFC7250 Raw Public Keys (RPKs) enabled, and only the private key (with no associated certificate) configured locally, a NULL pointer dereference may occur when the remote peer solicits raw public keys and also sends the typically omitted "signature_algorithms_cert" TLS extension. Impact summary: The impact is limited to a possible Denial of Service as a result of an application abort, no data disclosure or remote command execution are possible. CWE: CWE-476: NULL Pointer Dereference Description: While a passing comment in sample code in the documentation suggests that key-only RPK configurations are supported, the best-practice RPK configuration is to always configure a corresponding certificate (possibly self-signed or signed by any convenient CA). When the private key is configured along with a matching certificate, the "signature_algorithms_cert" extension is handled reliably even without the fix, and peer clients or servers...

РелизСтатусПримечание
devel

needs-triage

esm-apps-legacy/xenial

not-affected

3.4+ only
esm-apps/bionic

not-affected

3.4+ only
esm-infra/focal

not-affected

3.4+ only
jammy

not-affected

3.4+ only
noble

not-affected

3.4+ only
resolute

needs-triage

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

needs-triage

jammy

DNE

noble

DNE

resolute

needs-triage

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

not-affected

uses system openssl
esm-apps-legacy/xenial

needs-triage

esm-apps/bionic

needs-triage

esm-apps/focal

not-affected

uses system openssl
esm-apps/jammy

not-affected

3.4+ only
esm-apps/noble

not-affected

uses system openssl
esm-apps/resolute

not-affected

uses system openssl
esm-infra-legacy/trusty

not-affected

uses system openssl
jammy

not-affected

3.4+ only
noble

not-affected

uses system openssl

Показывать по

РелизСтатусПримечание
devel

needs-triage

esm-infra-legacy/trusty

not-affected

3.4+ only
esm-infra-legacy/xenial

not-affected

3.4+ only
esm-infra/bionic

not-affected

3.4+ only
esm-infra/focal

not-affected

3.4+ only
fips-preview/jammy

not-affected

3.4+ only
fips-updates/bionic

not-affected

3.4+ only
fips-updates/focal

not-affected

3.4+ only
fips-updates/jammy

not-affected

3.4+ only
fips-updates/xenial

not-affected

3.4+ only

Показывать по

РелизСтатусПримечание
devel

DNE

fips-preview/jammy

not-affected

3.4+ only
fips-updates/jammy

not-affected

3.4+ only
fips-updates/noble

not-affected

3.4+ only
jammy

DNE

noble

DNE

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/bionic

not-affected

3.4+ only
jammy

DNE

noble

DNE

resolute

DNE

upstream

needs-triage

Показывать по

EPSS

Процентиль: 61%
0.00984
Низкий

7.5 High

CVSS3

Связанные уязвимости

CVSS3: 7.5
redhat
26 дней назад

Issue summary: In a server or client configuration with RFC7250 Raw Public Keys (RPKs) enabled, and only the private key (with no associated certificate) configured locally, a NULL pointer dereference may occur when the remote peer solicits raw public keys and also sends the typically omitted "signature_algorithms_cert" TLS extension. Impact summary: The impact is limited to a possible Denial of Service as a result of an application abort, no data disclosure or remote command execution are possible. CWE: CWE-476: NULL Pointer Dereference Description: While a passing comment in sample code in the documentation suggests that key-only RPK configurations are supported, the best-practice RPK configuration is to always configure a corresponding certificate (possibly self-signed or signed by any convenient CA). When the private key is configured along with a matching certificate, the "signature_algorithms_cert" extension is handled reliably even without the fix, and peer clients or servers...

CVSS3: 7.5
nvd
25 дней назад

Issue summary: In a server or client configuration with RFC7250 Raw Public Keys (RPKs) enabled, and only the private key (with no associated certificate) configured locally, a NULL pointer dereference may occur when the remote peer solicits raw public keys and also sends the typically omitted "signature_algorithms_cert" TLS extension. Impact summary: The impact is limited to a possible Denial of Service as a result of an application abort, no data disclosure or remote command execution are possible. CWE: CWE-476: NULL Pointer Dereference Description: While a passing comment in sample code in the documentation suggests that key-only RPK configurations are supported, the best-practice RPK configuration is to always configure a corresponding certificate (possibly self-signed or signed by any convenient CA). When the private key is configured along with a matching certificate, the "signature_algorithms_cert" extension is handled reliably even without the fix, and peer clients or server

msrc
13 дней назад

RPK Server Signature Algorithm Selection Can Dereference a Missing Certificate

CVSS3: 7.5
debian
25 дней назад

Issue summary: In a server or client configuration with RFC7250 Raw Pu ...

CVSS3: 7.5
github
25 дней назад

Issue summary: In a server or client configuration with RFC7250 Raw Public Keys (RPKs) enabled, and only the private key (with no associated certificate) configured locally, a NULL pointer dereference may occur when the remote peer solicits raw public keys and also sends the typically omitted "signature_algorithms_cert" TLS extension. Impact summary: The impact is limited to a possible Denial of Service as a result of an application abort, no data disclosure or remote command execution are possible. CWE: CWE-476: NULL Pointer Dereference Description: While a passing comment in sample code in the documentation suggests that key-only RPK configurations are supported, the best-practice RPK configuration is to always configure a corresponding certificate (possibly self-signed or signed by any convenient CA). When the private key is configured along with a matching certificate, the "signature_algorithms_cert" extension is handled reliably even without the fix, and peer clients or ser...

EPSS

Процентиль: 61%
0.00984
Низкий

7.5 High

CVSS3

Уязвимость CVE-2026-14457