fbdev: vt8500lcdfb: fix missing dma_free_coherent()
Priority LOW 24Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: fbdev: vt8500lcdfb: fix missing dma_free_coherent() fbi->fb.screen_buffer is allocated with dma_alloc_coherent() but is not freed if the error path is reached.
Why it matters now
EPSS 0.00128 2nd percentileScored 2026-11-07
Fix Fixed Linux (Linux): 5.10.252, 5.15.202, 6.1.165 +5
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 | 3.7 and later | 5.10.252, 5.15.202, 6.1.165, 6.6.128, 6.12.75, 6.18.16, 6.19.6, 7.0 | Patch available | CNA |
- Linux VendorLinux Affected 3.7 and later Fixed in 5.10.252, 5.15.202, 6.1.165, 6.6.128, 6.12.75, 6.18.16, 6.19.6, 7.0 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 3.7 to before 5.10.252; 5.11 to before 5.15.202; 5.16 to before 6.1.165; 6.2 to before 6.6.128; 6.7 to before 6.12.75; 6.13 to before 6.18.16; 6.19 to before 6.19.6 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 3.7 to before 5.10.252; 5.11 to before 5.15.202; 5.16 to before 6.1.165; 6.2 to before 6.6.128; 6.7 to before 6.12.75; 6.13 to before 6.18.16; 6.19 to before 6.19.6 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.252, 5.15.202, 6.1.165, 6.6.128, 6.12.75, 6.18.16, 6.19.6, 7.0
Vendor assessments
Red Hat
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2026-43202
- 2026-10-03 Alias added: GHSA-fqq8-vjr7-827p
References
Patch 8
- https://git.kernel.org/stable/c/9a9bc60ed372aaae9784ff8ad8e5f496ff15fd31
- https://git.kernel.org/stable/c/9c3873cccb3fab54cde0605ae7093d332c99073e
- https://git.kernel.org/stable/c/778f31be5b8c10024db23fdd8a05f68a02311008
- https://git.kernel.org/stable/c/e8c5d5f6cd66e032f9aefdcc21b0c34761aef78a
- https://git.kernel.org/stable/c/f47d5b9e8aa6178a0aaf225119ad1ec7d3f49876
- https://git.kernel.org/stable/c/40c1ff25025150ff6d7ec7ad441fcfd6d070ee76
- https://git.kernel.org/stable/c/2cd2f988a8bd2da227f5c3cfa0cbf3a9a287ddc3
- https://git.kernel.org/stable/c/88b3b9924337336a31cefbe99a22ed09401be74a
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- 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
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- 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
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2026-43202 · CVE Program
- CVE-2026-43202 · NVD
- FIRST EPSS
- GHSA-fqq8-vjr7-827p · GitHub Advisory Database · CC BY 4.0
- CVE-2026-43202 · 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