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CVE-2026-68430— drm/amdgpu/gfx8: drop unecessary BUG_ON()

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会开源的一个操作系统内核。 Linux kernel 6.6.148之前版本、6.12.101之前版本、6.18.42之前版本和7.1.6之前版本存在安全漏洞，该漏洞源于drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c文件中存在不必要的BUG_ON()调用，可能导致内核崩溃。

AI Predicted 3.3 Difficulty: Moderate EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e< 69004f1f769f7f6e9e34f4390d98a12aa0b4ab98 affected
4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e< 26ad939b402a754b0624840dfaeebd86d7ff2a22 affected
4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e< 0027afe3dc97a4964a9ea0fb5a3457de06d85f5b affected
4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e< ab05af6c345bc8460052c60de657ce6d4a2386f7 affected
4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e< 2404600dca5c0979485c6f2d9c62bd356a98870a affected
4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e< f70bd5235d9efc2ee2f70293eea51888c5f2a54d affected
4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e< db85aa861b8214fa0d1d8405c01488f604a455a0 affected
4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e< 84a1a8a952ab4b8c23c5dd1f2eea4049cb4914f5 affected
… +10 more rows
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I. Basic Information for CVE-2026-68430

Vulnerability Information
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Vulnerability Title
drm/amdgpu/gfx8: drop unecessary BUG_ON()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx8: drop unecessary BUG_ON() There's no need to crash the kernel for this case. (cherry picked from commit 4d7c25208ca612b754f3bf39e9f16e725b828891)
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会开源的一个操作系统内核。 Linux kernel 6.6.148之前版本、6.12.101之前版本、6.18.42之前版本和7.1.6之前版本存在安全漏洞，该漏洞源于drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c文件中存在不必要的BUG_ON()调用，可能导致内核崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 4e638ae9c1e7a2b85155f2dd91c8105ce109ea7e ~ 69004f1f769f7f6e9e34f4390d98a12aa0b4ab98 -
Linux Linux 4.11 -

II. Public POCs for CVE-2026-68430

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-68430

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Patches & Fixes for CVE-2026-68430 (8)

Same Patch Batch · Linux · 2026-08-12 · 22 CVEs total

CVE-2026-68431 9.1 CRITICAL ksmbd: validate minimum PDU size for transform requests
CVE-2026-68432 8.8 HIGH vxlan: require CAP_NET_ADMIN in the device netns for changelink
CVE-2026-68433 8.6 HIGH libceph: bound get_version reply decode to front len
CVE-2026-68440 7.8 HIGH net: txgbe: fix heap overflow when reading module EEPROM
CVE-2026-68446 7.8 HIGH drm/vmwgfx: Validate vmw_surface_metadata::array_size
CVE-2026-68445 7.8 HIGH drm/vc4: Prevent shader BO mappings from becoming writable
CVE-2026-68442 7.8 HIGH btrfs: don't propagate EXTENT_FLAG_LOGGING to split extent maps
CVE-2026-68447 7.1 HIGH drm/amdkfd: clamp v9 CRIU control stack checkpoint copy to BO size
CVE-2026-68437 drm/imagination: Fit paired fragment job in the correct CCCB
CVE-2026-68438 smp: Make CSD lock acquisition atomic for debug mode
CVE-2026-68439 wifi: mt76: mt7925: fix possible NULL-pointer deref in mt7925_mcu_bss_he_tlv()
CVE-2026-68429 drm/dp_mst: Handle torn-down topology gracefully in drm_dp_mst_topology_queue_probe()
CVE-2026-68441 net/sched: Handle TC_ACT_REDIRECT from qdisc filter chains
CVE-2026-68436 drm/amd/display: use kvzalloc to allocate struct dc
CVE-2026-68443 hwmon: (gigabyte_waterforce) Stop device IO before calling hid_hw_stop
CVE-2026-68444 firmware: arm_ffa: Fix NULL dereference in ffa_partition_info_get()
CVE-2026-68435 LoongArch: Fix address space mismatch in kexec command line lookup
CVE-2026-68434 serial: 8250_mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms
CVE-2026-68448 ovl: check access to copy_file_range source with src mounter creds
CVE-2026-68449 ata: sata_dwc_460ex: fix infinite loop in NCQ tag completion bit-scanning

Showing top 20 of 22 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-68430

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