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TI-2023-28407 Aliases CVE-2023-51779GHSA-w3hv-rwgr-crx3

bt_sock_recvmsg in net/bluetooth/af_bluetooth.c in the Linux kernel through 6.6.8 has a…

Priority LOW 32CWE-416Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
High
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 19 fixed, 3 without a fix

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.

Summary

bt_sock_recvmsg in net/bluetooth/af_bluetooth.c in the Linux kernel through 6.6.8 has a use-after-free because of a bt_sock_ioctl race condition.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00258 17th percentileScored 2026-11-07
Fix Partial Red Hat: 7 advisoriesRed Hat: 19 fixed, 3 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE names CISA-ADP · 1

CPEVersionsRoleVendor
cpe:2.3:o:linux:kernel:*:*:*:*:*:*:*:*——Linux
  • cpe:2.3:o:linux:kernel:*:*:*:*:*:*:*:* Versions — — ·Linux

Remediation

Red Hat 7 advisories

  • RHSA-2024:10941 Released 2024-12-11 · Red Hat rating Moderate
    kernel security update
    • Red Hat CodeReady Linux Builder EUS (v.8.8) kernel-tools-libs-devel-4.18.0-477.83.1.el8_8
    • Red Hat Enterprise Linux BaseOS EUS (v.8.8) bpftool-4.18.0-477.83.1.el8_8, kernel-4.18.0-477.83.1.el8_8, kernel-abi-stablelists-4.18.0-477.83.1.el8_8 +19
  • RHSA-2024:3859 Released 2024-06-12 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux BaseOS AUS (v.8.6) bpftool-4.18.0-372.107.1.el8_6, kernel-4.18.0-372.107.1.el8_6, kernel-abi-stablelists-4.18.0-372.107.1.el8_6 +14
    • Red Hat Enterprise Linux BaseOS E4S (v.8.6) bpftool-4.18.0-372.107.1.el8_6, kernel-4.18.0-372.107.1.el8_6, kernel-abi-stablelists-4.18.0-372.107.1.el8_6 +19
    • Red Hat Enterprise Linux BaseOS TUS (v.8.6) bpftool-4.18.0-372.107.1.el8_6, kernel-4.18.0-372.107.1.el8_6, kernel-abi-stablelists-4.18.0-372.107.1.el8_6 +14
  • RHSA-2024:3855 Released 2024-06-12 · Red Hat rating Moderate
    kernel security update
    • Red Hat CodeReady Linux Builder EUS (v.9.2) kernel-tools-libs-devel-5.14.0-284.69.1.el9_2
    • Red Hat Enterprise Linux AppStream EUS (v.9.2) kernel-64k-debug-devel-5.14.0-284.69.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.69.1.el9_2, kernel-64k-devel-5.14.0-284.69.1.el9_2 +9
    • Red Hat Enterprise Linux BaseOS EUS (v.9.2) bpftool-7.0.0-284.69.1.el9_2, kernel-5.14.0-284.69.1.el9_2, kernel-64k-5.14.0-284.69.1.el9_2 +29
Show 4 more Red Hat advisories
  • RHSA-2024:3854 Released 2024-06-12 · Red Hat rating Moderate
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux Real Time EUS (v.9.2) kernel-rt-5.14.0-284.69.1.rt14.354.el9_2, kernel-rt-core-5.14.0-284.69.1.rt14.354.el9_2, kernel-rt-debug-5.14.0-284.69.1.rt14.354.el9_2 +9
    • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2) kernel-rt-5.14.0-284.69.1.rt14.354.el9_2, kernel-rt-core-5.14.0-284.69.1.rt14.354.el9_2, kernel-rt-debug-5.14.0-284.69.1.rt14.354.el9_2 +11
  • RHSA-2024:2950 Released 2024-05-22 · Red Hat rating Moderate
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux NFV (v. 8) kernel-rt-4.18.0-553.rt7.342.el8_10, kernel-rt-core-4.18.0-553.rt7.342.el8_10, kernel-rt-debug-4.18.0-553.rt7.342.el8_10 +9
    • Red Hat Enterprise Linux RT (v. 8) kernel-rt-4.18.0-553.rt7.342.el8_10, kernel-rt-core-4.18.0-553.rt7.342.el8_10, kernel-rt-debug-4.18.0-553.rt7.342.el8_10 +7
  • RHSA-2024:3138 Released 2024-05-22 · Red Hat rating Moderate
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-553.el8_10, kernel-4.18.0-553.el8_10, kernel-abi-stablelists-4.18.0-553.el8_10 +19
    • Red Hat Enterprise Linux CRB (v. 8) kernel-tools-libs-devel-4.18.0-553.el8_10
  • RHSA-2024:2394 Released 2024-04-30 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-427.13.1.el9_4, kernel-64k-debug-devel-matched-5.14.0-427.13.1.el9_4, kernel-64k-devel-5.14.0-427.13.1.el9_4 +11
    • Red Hat Enterprise Linux BaseOS (v. 9) bpftool-7.3.0-427.13.1.el9_4, kernel-5.14.0-427.13.1.el9_4, kernel-64k-5.14.0-427.13.1.el9_4 +29
    • Red Hat Enterprise Linux CRB (v. 9) kernel-tools-libs-devel-5.14.0-427.13.1.el9_4, libperf-5.14.0-427.13.1.el9_4
    • Red Hat Enterprise Linux NFV (v. 9) kernel-rt-5.14.0-427.13.1.el9_4, kernel-rt-core-5.14.0-427.13.1.el9_4, kernel-rt-debug-5.14.0-427.13.1.el9_4 +11
    • Red Hat Enterprise Linux RT (v. 9) kernel-rt-5.14.0-427.13.1.el9_4, kernel-rt-core-5.14.0-427.13.1.el9_4, kernel-rt-debug-5.14.0-427.13.1.el9_4 +9

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 7AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 9AffectedNo fix yet
Red Hat CodeReady Linux Builder EUS (v.8.8)Fixed RHSA-2024:10941
Red Hat CodeReady Linux Builder EUS (v.9.2)Fixed RHSA-2024:3855
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux AppStream EUS (v.9.2)Fixed RHSA-2024:3855
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2024:3138
Red Hat Enterprise Linux BaseOS (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux BaseOS AUS (v.8.6)Fixed RHSA-2024:3859
Red Hat Enterprise Linux BaseOS E4S (v.8.6)Fixed RHSA-2024:3859
Red Hat Enterprise Linux BaseOS EUS (v.8.8)Fixed RHSA-2024:10941
Red Hat Enterprise Linux BaseOS EUS (v.9.2)Fixed RHSA-2024:3855
Red Hat Enterprise Linux BaseOS TUS (v.8.6)Fixed RHSA-2024:3859
Red Hat Enterprise Linux CRB (v. 8)Fixed RHSA-2024:3138
Red Hat Enterprise Linux CRB (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux NFV (v. 8)Fixed RHSA-2024:2950
Red Hat Enterprise Linux NFV (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux RT (v. 8)Fixed RHSA-2024:2950
Red Hat Enterprise Linux RT (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux Real Time EUS (v.9.2)Fixed RHSA-2024:3854
Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2)Fixed RHSA-2024:3854
Not affected: 1 product
  • Red Hat Enterprise Linux AppStream EUS (v.9.2)

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-51779
  2. 2026-10-03 Alias added: GHSA-w3hv-rwgr-crx3

References

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences