CVE-2026-53077

In the Linux kernel, the following vulnerability has been resolved: net/rds: Restrict use of RDS/IB to the initial network namespace Prevent using RDS/IB in network namespaces other than the initial one. The existing RDS/IB code will not work properly in non-initial network namespaces.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/07035306bf722f4676a1aee35cbeb3732c76194e	Patch
https://git.kernel.org/stable/c/3174fc703d081d2ca538b22fba734e3ad5b52322	Patch
https://git.kernel.org/stable/c/3e7f14cd5a51533404e1ae4809caab46073fb5c7	Patch
https://git.kernel.org/stable/c/a7494479757d60d2413bfaa087f8431a26eea032	Patch
https://git.kernel.org/stable/c/b6a54f5e9ce9b97ae641855378d71c5154a085c0	Patch
https://git.kernel.org/stable/c/c244b79adffad89a5173cf8bfaa06a6b40bbd09b	Patch
https://git.kernel.org/stable/c/ebf71dd4aff46e8e421d455db3e231ba43d2fa8a	Patch
https://git.kernel.org/stable/c/fb407343c0c16e94584707b2dfdd350a5f81b000	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

No history.

Information

Published : 2026-06-24 17:17

Updated : 2026-07-21 18:14

NVD link : CVE-2026-53077

Mitre link : CVE-2026-53077

CVE.ORG link : CVE-2026-53077

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

{"id": "CVE-2026-53077", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638", "lessThan": "3e7f14cd5a51533404e1ae4809caab46073fb5c7", "versionType": "git"}, {"status": "affected", "version": "d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638", "lessThan": "3174fc703d081d2ca538b22fba734e3ad5b52322", "versionType": "git"}, {"status": "affected", "version": "d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638", "lessThan": "c244b79adffad89a5173cf8bfaa06a6b40bbd09b", "versionType": "git"}, {"status": "affected", "version": "d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638", "lessThan": "07035306bf722f4676a1aee35cbeb3732c76194e", "versionType": "git"}, {"status": "affected", "version": "d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638", "lessThan": "fb407343c0c16e94584707b2dfdd350a5f81b000", "versionType": "git"}, {"status": "affected", "version": "d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638", "lessThan": "a7494479757d60d2413bfaa087f8431a26eea032", "versionType": "git"}, {"status": "affected", "version": "d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638", "lessThan": "b6a54f5e9ce9b97ae641855378d71c5154a085c0", "versionType": "git"}, {"status": "affected", "version": "d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638", "lessThan": "ebf71dd4aff46e8e421d455db3e231ba43d2fa8a", "versionType": "git"}], "programFiles": ["net/rds/af_rds.c", "net/rds/ib.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4.3"}, {"status": "unaffected", "version": "0", "lessThan": "4.3", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.258", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.209", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.175", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.141", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.91", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.33", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.0.10", "versionType": "semver", "lessThanOrEqual": "7.0.*"}, {"status": "unaffected", "version": "7.1", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["net/rds/af_rds.c", "net/rds/ib.c"], "defaultStatus": "affected"}]}], "published": "2026-06-24T17:17:21.730", "references": [{"url": "https://git.kernel.org/stable/c/07035306bf722f4676a1aee35cbeb3732c76194e", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3174fc703d081d2ca538b22fba734e3ad5b52322", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3e7f14cd5a51533404e1ae4809caab46073fb5c7", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a7494479757d60d2413bfaa087f8431a26eea032", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b6a54f5e9ce9b97ae641855378d71c5154a085c0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c244b79adffad89a5173cf8bfaa06a6b40bbd09b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ebf71dd4aff46e8e421d455db3e231ba43d2fa8a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/fb407343c0c16e94584707b2dfdd350a5f81b000", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/rds: Restrict use of RDS/IB to the initial network namespace\n\nPrevent using RDS/IB in network namespaces other than the initial one.\nThe existing RDS/IB code will not work properly in non-initial network\nnamespaces."}], "lastModified": "2026-07-21T18:14:17.387", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C1DDE7C-0105-4B52-A404-45D1D248A18D", "versionEndExcluding": "5.10.258", "versionStartIncluding": "4.3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "919C10A9-7951-4A74-BADD-C135A0A8D8B4", "versionEndExcluding": "5.15.209", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "92385813-D91D-480D-83A1-F423D2CBB2BA", "versionEndExcluding": "6.1.175", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "97A9FFFA-22BB-4D5C-9790-5A2286E392F7", "versionEndExcluding": "6.6.141", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C918746B-DE6F-448F-A93E-A04C5481688D", "versionEndExcluding": "6.12.91", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "96D99E49-380D-43AB-BDBA-25C3AD018A9C", "versionEndExcluding": "6.18.33", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A13475D2-59BF-4716-94B5-7C1D239A2CF4", "versionEndExcluding": "7.0.10", "versionStartIncluding": "6.19"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}