CVE-2026-45887 (GCVE-0-2026-45887)

Vulnerability from cvelistv5 – Published: 2026-05-27 12:16 – Updated: 2026-05-27 12:16
VLAI
Title
af_unix: Fix memleak of newsk in unix_stream_connect().
Summary
In the Linux kernel, the following vulnerability has been resolved: af_unix: Fix memleak of newsk in unix_stream_connect(). When prepare_peercred() fails in unix_stream_connect(), unix_release_sock() is not called for newsk, and the memory is leaked. Let's move prepare_peercred() before unix_create1().
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: fd0a109a0f6b7524543d17520da92a44a9f5343c , < 365996a2b14d07caa9e33d367b67ea26c09d89b4 (git)
Affected: fd0a109a0f6b7524543d17520da92a44a9f5343c , < a5d95d7caba0160fb7b2b8d2bd96d5a1be861d9f (git)
Affected: fd0a109a0f6b7524543d17520da92a44a9f5343c , < 6884028cd7f275f8bcb854a347265cb1fb0e4bea (git)
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Linux Linux Affected: 6.16
Unaffected: 0 , < 6.16 (semver)
Unaffected: 6.18.14 , ≤ 6.18.* (semver)
Unaffected: 6.19.4 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Fix memleak of newsk in unix_stream_connect().\n\nWhen prepare_peercred() fails in unix_stream_connect(),\nunix_release_sock() is not called for newsk, and the memory\nis leaked.\n\nLet\u0027s move prepare_peercred() before unix_create1()."
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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