Revert "Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work"
Priority LOW 22Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Partial Red Hat: 5 fixed, 2 without a fix
No CVSS vector from any source. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: Revert "Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work" This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f. This patch introduces a possible null-ptr-def problem. Revert it. And the fixed bug by this patch have resolved by commit 73f7b171b7c0 ("Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition").
Why it matters now
EPSS 0.00232 14th percentileScored 2026-11-07
Fix Partial Linux (Linux): 4.14.315, 4.19.283, 5.4.243 +6Red Hat: 1 advisoryRed Hat: 5 fixed, 2 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.14.312 to before 4.14.315; 4.19.280 to before 4.19.283; 5.4.240 to before 5.4.243; 5.10.177 to before 5.10.180; 5.15.105 to before 5.15.111; 6.1.22 to before 6.1.28; 6.2.9 to before 6.2.15 | 4.14.315, 4.19.283, 5.4.243, 5.10.180, 5.15.111, 6.1.28, 6.2.15 | Patch available | CNA |
| Linux | Linux | 6.3 and later | 4.14.315, 4.19.283, 5.4.243, 5.10.180, 5.15.111, 6.1.28, 6.2.15, 6.3.2, 6.4 | Patch available | CNA |
- Linux VendorLinux Affected 4.14.312 to before 4.14.315; 4.19.280 to before 4.19.283; 5.4.240 to before 5.4.243; 5.10.177 to before 5.10.180; 5.15.105 to before 5.15.111; 6.1.22 to before 6.1.28; 6.2.9 to before 6.2.15 Fixed in 4.14.315, 4.19.283, 5.4.243, 5.10.180, 5.15.111, 6.1.28, 6.2.15 Patch available CNA
- Linux VendorLinux Affected 6.3 and later Fixed in 4.14.315, 4.19.283, 5.4.243, 5.10.180, 5.15.111, 6.1.28, 6.2.15, 6.3.2, 6.4 Patch available CNA
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.14.315, 4.19.283, 5.4.243, 5.10.180, 5.15.111, 6.1.28, 6.2.15
- Fix · CNA Linux (Linux) Fixed in 4.14.315, 4.19.283, 5.4.243, 5.10.180, 5.15.111, 6.1.28, 6.2.15, 6.3.2, 6.4
Red Hat 1 advisory
- RHSA-2024:2394 Released 2024-04-30 · Red Hat rating Importantkernel 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 →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2024:2394 |
| Red Hat Enterprise Linux BaseOS (v. 9) | Fixed | RHSA-2024:2394 |
| Red Hat Enterprise Linux CRB (v. 9) | Fixed | RHSA-2024:2394 |
| Red Hat Enterprise Linux NFV (v. 9) | Fixed | RHSA-2024:2394 |
| Red Hat Enterprise Linux RT (v. 9) | Fixed | RHSA-2024:2394 |
Not affected: 3 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2023-54197
- 2026-10-03 Alias added: GHSA-pmfg-qjh7-533r
References
Other 9
- https://git.kernel.org/stable/c/3b4ed52009723f7dfca7a8ca95163bfb441bfb76
- https://git.kernel.org/stable/c/70a104588e3131415e559c06deb834ce259a285a
- https://git.kernel.org/stable/c/de0ffb5145c9f418ad76f00e58d4b91c680410b2
- https://git.kernel.org/stable/c/0837d10f6c37a47a0c73bccf1e39513613a2fcc2
- https://git.kernel.org/stable/c/a789192f366147a0fbb395650079906d1d04e0b9
- https://git.kernel.org/stable/c/952030c914b5f2288609efe868537afcff7a3f51
- https://git.kernel.org/stable/c/8f83fa62614c282dd5d1211a0dd99c6a0a515b81
- https://git.kernel.org/stable/c/d8d7ce037d9a8f1f0714ece268c4c2c50845bbc3
- https://git.kernel.org/stable/c/db2bf510bd5d57f064d9e1db395ed86a08320c54
More Linux vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2021-02452 Incorrect authorization in Ubuntu linux kernel KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
Sources
- CVE-2023-54197 · CVE Program
- CVE-2023-54197 · NVD
- FIRST EPSS
- GHSA-pmfg-qjh7-533r · GitHub Advisory Database · CC BY 4.0
- CVE-2023-54197 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences