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Vulnerabilities

Vulnerability · CVE-2026-43298

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Skip vcn poison irq release on VF VF doesn't enable VCN poison irq in VCNv2.5.

Published May 8, 2026 · catalog updated Jun 17, 2026 · linux kernel

Check if you run it

No confirmed exploitation is on record for CVE-2026-43298. EPSS is 0.16%. Act only if a listed version of linux kernel is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.16%
Remediation
Advisory link
Affected products
cpe linux/linux kernel

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Skip vcn poison irq release on VF VF doesn't enable VCN poison irq in VCNv2.5. Skip releasing it and avoid call trace during deinitialization. [ 71.913601] [drm] clean up the vf2pf work item [ 71.915088] ------------[ cut here ]------------ [ 71.915092] WARNING: CPU: 3 PID: 1079 at /tmp/amd.aFkFvSQl/amd/amdgpu/amdgpu_irq.c:641 amdgpu_irq_put+0xc6/0xe0 [amdgpu] [ 71.915355] Modules linked in: amdgpu(OE-) amddrm_ttm_helper(OE) amdttm(OE) amddrm_buddy(OE) amdxcp(OE) amddrm_exec(OE) amd_sched(OE) amdkcl(OE) drm_suballoc_helper drm_display_helper cec rc_core i2c_algo_bit video wmi binfmt_misc nls_iso8859_1 intel_rapl_msr intel_rapl_common input_leds joydev serio_raw mac_hid qemu_fw_cfg sch_fq_codel dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua efi_pstore ip_tables x_tables autofs4 btrfs blake2b_generic raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 hid_generic crct10dif_pclmul crc32_pclmul polyval_clmulni polyval_generic ghash_clmulni_intel usbhid 8139too sha256_ssse3 sha1_ssse3 hid psmouse bochs i2c_i801 ahci drm_vram_helper libahci i2c_smbus lpc_ich drm_ttm_helper 8139cp mii ttm aesni_intel crypto_simd cryptd [ 71.915484] CPU: 3 PID: 1079 Comm: rmmod Tainted: G OE 6.8.0-87-generic #88~22.04.1-Ubuntu [ 71.915489] Hardware name: Red Hat KVM/RHEL, BIOS 1.16.3-2.el9_5.1 04/01/2014 [ 71.915492] RIP: 0010:amdgpu_irq_put+0xc6/0xe0 [amdgpu] [ 71.915768] Code: 75 84 b8 ea ff ff ff eb d4 44 89 ea 48 89 de 4c 89 e7 e8 fd fc ff ff 5b 41 5c 41 5d 41 5e 5d 31 d2 31 f6 31 ff e9 55 30 3b c7 0b eb d4 b8 fe ff ff ff eb a8 e9 b7 3b 8a 00 66 2e 0f 1f 84 00 [ 71.915771] RSP: 0018:ffffcf0800eafa30 EFLAGS: 00010246 [ 71.915775] RAX: 0000000000000000 RBX: ffff891bda4b0668 RCX: 0000000000000000 [ 71.915777] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 71.915779] RBP: ffffcf0800eafa50 R08: 0000000000000000 R09: 0000000000000000

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe linux/linux kernelversion unspecified

How to fix CVE-2026-43298

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-43298. EPSS is 0.16%. Act only if a listed version of linux kernel is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.16%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 8, 2026 · NIST NVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Skip vcn poison irq release on VF VF doesn't enable VCN poison irq in VCNv2.5. Skip releasing it and avoid call trace during deinitialization. [ 71.913601] [drm] clean up the vf2pf work item [ 71.915088] ------------[ cut here ]------------ [ 71.915092] WARNING: CPU: 3 PID: 1079 at /tmp/amd.aFkFvSQl/amd/amdgpu/amdgpu_i

  2. Jun 17, 2026 · NIST NVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Skip vcn poison irq release on VF VF doesn't enable VCN poison irq in VCNv2.5. Skip releasing it and avoid call trace during deinitialization. [ 71.913601] [drm] clean up the vf2pf work item [ 71.915088] ------------[ cut here ]------------ [ 71.915092] WARNING: CPU: 3 PID: 1079 at /tmp/amd.aFkFvSQl/amd/amdgpu/amdgpu_i

Sources

  • CVE.orgVulnerability recordCVE-2026-43298

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-43298

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2026-43298

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Skip vcn poison irq release on VF VF doesn't enable VCN poison irq in VCNv2.5. Skip releasing it and avoid call trace during deinitialization. [ 71.913601] [drm] clean up the vf2pf work item [

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.