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CVE-2023-53839 dccp: fix data-race around dp->dccps_mss_cache

🗓️ 09 Dec 2025 01:29:55Reported by GoogleType 
osv
 osv🔗 osv.dev👁 2 Views

Fix data race in dccp by guarding dccps_mss_cache with locking, memory barriers, and rechecking after locking.

Related
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-330)
8 Sep 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2023-2264 (ALAS-2023-2264)
5 Oct 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-039 (ALASKERNEL-5.10-2023-039)
6 Sep 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2023-026 (ALASKERNEL-5.15-2023-026)
6 Sep 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2025-116 (ALASKERNEL-5.4-2025-116)
5 Jan 202600:00
–nessus
Tenable Nessus		Photon OS 4.0: Linux PHSA-2021-4.0-0065
22 Jul 202100:00
–nessus
Tenable Nessus		SUSE SLES15 Security Update : kernel (SUSE-SU-2026:0278-1)
24 Jan 202600:00
–nessus
Tenable Nessus		SUSE SLES15 Security Update : kernel (SUSE-SU-2026:0281-1)
27 Jan 202600:00
–nessus
Tenable Nessus		SUSE SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2026:0293-1)
27 Jan 202600:00
–nessus
Tenable Nessus		SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2026:0315-1)
30 Jan 202600:00
–nessus
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02 Apr 2026 09:45Current
6.4Medium risk
Vulners AI Score6.4
EPSS0.0004
data racemss cachelockingread oncewrite oncememory barriers
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