01 Record

CVE-2026-89964

parisc: eisa: Fix infinite loop when parsing invalid IRQ value

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

parisc: eisa: Fix infinite loop when parsing invalid IRQ value

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.21% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 11.1% of scored records. A rank, not a probability.
NVD base score: The NVD has published no score for this record
NVD CVSS vector: No NVD score to derive
NVD analysis status: Received. NVD last modified this record on 2026-10-19.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published: 2026-09-16 10:32Z1 MO AGO
Last updated: 2026-10-19 08:55Z10 DAYS AGO
Reserved: 2026-09-11
Assigning CNA: Linux
Record state: PUBLISHED
Severity: Not rated by the issuing CNA
CNA CVSS vector: Not published by the issuing CNA
Weaknesses: No CWE assigned
Data version: 5.2
Document digest: 19ca7cf49f787c0ae388b878a98e9ba2613b89934be73fb3ad212a9743dd7250

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 68659b627770f3c8d8f578e8ddee78a07d5f1d0e, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 8640ade22369e248f77fbdd31a9d71b338499eef, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 21f063e3c2b11fb9078ccdfd3b23634313ce4f0c, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 62d88e93ef5e1e04041e347945f7d7510eba1797, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < bb10d54b74845eb4547baa1b9e908ecd32aa64e1, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 3e2691eeee83a819125dba3f42c74e1b6730d5cd, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 16a62a3f2128b3d86fefc082d8f631becd02bff5, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 8b585431a16cfb9d8f2955a9fa0787ce3dceb3c2, 2.6.12—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/68659b627770f3c8d8f578e8ddee78a07d5f1d0e
git.kernel.orghttps://git.kernel.org/stable/c/8640ade22369e248f77fbdd31a9d71b338499eef
git.kernel.orghttps://git.kernel.org/stable/c/21f063e3c2b11fb9078ccdfd3b23634313ce4f0c
git.kernel.orghttps://git.kernel.org/stable/c/62d88e93ef5e1e04041e347945f7d7510eba1797
git.kernel.orghttps://git.kernel.org/stable/c/bb10d54b74845eb4547baa1b9e908ecd32aa64e1
git.kernel.orghttps://git.kernel.org/stable/c/3e2691eeee83a819125dba3f42c74e1b6730d5cd
git.kernel.orghttps://git.kernel.org/stable/c/16a62a3f2128b3d86fefc082d8f631becd02bff5
git.kernel.orghttps://git.kernel.org/stable/c/8b585431a16cfb9d8f2955a9fa0787ce3dceb3c2

07 Fixed in

Debian 12

linux
Fixed in 6.1.190-1
linux-6.12
Fixed in 6.12.111-1~deb12u1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

linux
Fixed in 6.12.111-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

linux
Fixed in 7.2.6-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.