CVE-2022-28656 - Vulnerability Details - OpenCVE

is_closing_session() allows users to consume RAM in the Apport process

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00036.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Canonical Ltd.

Apport

affected

Version	Status	Constraints
`0`	affected	< 2.21.0

Configuration 1 [-]

cpe:2.3:a:apport_project:apport:*:*:*:*:*:*:*:*

Configuration 2 [-]

OR	cpe:2.3:o:canonical:ubuntu_linux:18.04::::esm:::
	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:21.10::::-:::
	cpe:2.3:o:canonical:ubuntu_linux:22.04::::lts:::

No data.

No data.

Subscriptions

Vendors	Products
Apport Project Subscribe	Apport Subscribe
Canonical Subscribe	Ubuntu Linux Subscribe

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-33098	is_closing_session() allows users to consume RAM in the Apport process
Ubuntu USN	USN-5427-1	Apport vulnerabilities
Ubuntu USN	USN-6894-1	Apport vulnerabilities

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://ubuntu.com/security/notices/USN-5427-1
https://www.cve.org/CVERecord?id=CVE-2022-28656

History

Mon, 14 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00044}`	epss `{'score': 0.00038}`

Sun, 13 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00041}`	epss `{'score': 0.00044}`

Wed, 19 Mar 2025 18:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: canonical

Published: 2024-06-04T21:58:44.839Z

Updated: 2025-03-19T17:42:19.680Z

Reserved: 2022-04-05T02:16:30.819Z

Link: CVE-2022-28656

Vulnrichment

Updated: 2024-08-03T05:56:16.393Z

NVD

Status : Modified

Published: 2024-06-04T22:15:10.007

Modified: 2025-03-19T18:15:17.147

Link: CVE-2022-28656

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-770

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-28656", "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "state": "PUBLISHED", "assignerShortName": "canonical", "dateReserved": "2022-04-05T02:16:30.819Z", "datePublished": "2024-06-04T21:58:44.839Z", "dateUpdated": "2025-03-19T17:42:19.680Z"}, "containers": {"cna": {"affected": [{"packageName": "apport", "product": "Apport", "vendor": "Canonical Ltd.", "repo": "https://github.com/canonical/apport", "platforms": ["Linux"], "versions": [{"lessThan": "2.21.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "is_closing_session() allows users to consume RAM in the Apport process"}], "references": [{"tags": ["vendor-advisory"], "url": "https://ubuntu.com/security/notices/USN-5427-1"}, {"tags": ["issue-tracking"], "url": "https://www.cve.org/CVERecord?id=CVE-2022-28656"}], "credits": [{"lang": "en", "type": "finder", "value": "Gerrit Venema"}], "providerMetadata": {"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical", "dateUpdated": "2024-06-04T21:58:44.839Z"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T05:56:16.393Z"}, "title": "CVE Program Container", "references": [{"tags": ["vendor-advisory", "x_transferred"], "url": "https://ubuntu.com/security/notices/USN-5427-1"}, {"tags": ["issue-tracking", "x_transferred"], "url": "https://www.cve.org/CVERecord?id=CVE-2022-28656"}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-770", "lang": "en", "description": "CWE-770 Allocation of Resources Without Limits or Throttling"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-08-05T15:36:41.217327Z", "id": "CVE-2022-28656", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-03-19T17:42:19.680Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://ubuntu.com/security/notices/USN-5427-1", "tags": ["vendor-advisory", "x_transferred"]}, {"url": "https://www.cve.org/CVERecord?id=CVE-2022-28656", "tags": ["issue-tracking", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T05:56:16.393Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2022-28656", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-08-05T15:36:41.217327Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-770", "description": "CWE-770 Allocation of Resources Without Limits or Throttling"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-05T15:36:49.784Z"}}], "cna": {"credits": [{"lang": "en", "type": "finder", "value": "Gerrit Venema"}], "affected": [{"repo": "https://github.com/canonical/apport", "vendor": "Canonical Ltd.", "product": "Apport", "versions": [{"status": "affected", "version": "0", "lessThan": "2.21.0", "versionType": "semver"}], "platforms": ["Linux"], "packageName": "apport"}], "references": [{"url": "https://ubuntu.com/security/notices/USN-5427-1", "tags": ["vendor-advisory"]}, {"url": "https://www.cve.org/CVERecord?id=CVE-2022-28656", "tags": ["issue-tracking"]}], "descriptions": [{"lang": "en", "value": "is_closing_session() allows users to consume RAM in the Apport process"}], "providerMetadata": {"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical", "dateUpdated": "2024-06-04T21:58:44.839Z"}}}, "cveMetadata": {"cveId": "CVE-2022-28656", "state": "PUBLISHED", "dateUpdated": "2025-03-19T17:42:19.680Z", "dateReserved": "2022-04-05T02:16:30.819Z", "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "datePublished": "2024-06-04T21:58:44.839Z", "assignerShortName": "canonical"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apport_project:apport:*:*:*:*:*:*:*:*", "matchCriteriaId": "AD92D087-0439-48BE-9B32-5156B335A145", "versionEndExcluding": "2.21.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:esm:*:*:*", "matchCriteriaId": "B3293E55-5506-4587-A318-D1734F781C09", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*", "matchCriteriaId": "902B8056-9E37-443B-8905-8AA93E2447FB", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:21.10:*:*:*:-:*:*:*", "matchCriteriaId": "3D94DA3B-FA74-4526-A0A0-A872684598C6", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*", "matchCriteriaId": "359012F1-2C63-415A-88B8-6726A87830DE", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "is_closing_session() allows users to consume RAM in the Apport process"}, {"lang": "es", "value": "is_closing_session() permite a los usuarios consumir RAM en el proceso de Apport"}], "id": "CVE-2022-28656", "lastModified": "2025-03-19T18:15:17.147", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-06-04T22:15:10.007", "references": [{"source": "security@ubuntu.com", "tags": ["Third Party Advisory"], "url": "https://ubuntu.com/security/notices/USN-5427-1"}, {"source": "security@ubuntu.com", "tags": ["Third Party Advisory"], "url": "https://www.cve.org/CVERecord?id=CVE-2022-28656"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://ubuntu.com/security/notices/USN-5427-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.cve.org/CVERecord?id=CVE-2022-28656"}], "sourceIdentifier": "security@ubuntu.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-770"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}