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Linux Bluetooth HCI Core Buffer Overflow DoS

🗓️ 18 Mar 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 13 Views

Vulnerabilities in four HCI core functions due to memory reallocation in hci_core.c may expose confidential data.

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Detection
Refs
ReporterTitlePublishedViews
Family
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Tenable Nessus
AlmaLinux 8 : kernel (ALSA-2025:19102)
28 Oct 202500:00
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AlmaLinux 8 : kernel-rt (ALSA-2025:19103)
28 Oct 202500:00
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Rocky Linux 8.10 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0601)
1 Oct 202600:00
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Rocky Linux 8.6 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0010)
1 Oct 202600:00
–nessus
nessus
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Rocky Linux 8.6 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0589)
1 Oct 202600:00
–nessus
nessus
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Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0635)
1 Oct 202600:00
–nessus
nessus
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Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (crlsa-2025_19102)
1 Oct 202600:00
–nessus
nessus
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Rocky Linux 8 [CIQ] Security Update: kernel-rt / kernel-rt-core / kernel-rt-debug / kernel-rt-debug-core / etc Multiple Vulnerabilities (crlsa-2025_19103)
1 Oct 202600:00
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Rocky Linux 9.2 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-64k / kernel-64k-core / etc Multiple Vulnerabilities (ciqsa-2026_0392)
1 Oct 202600:00
–nessus
nessus
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Rocky Linux 9.2 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0619)
1 Oct 202600:00
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18 Mar 2026 00:00Current
7.3High risk
Vulners AI Score7.3
CVSS 26.8
CVSS 37.8
EPSS0.00154
13