CVE-2009-3623

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

3.47% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 88.0% 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

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

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.

Published

2009-10-30 20:05Z16 YR AGO

Last updated

2024-08-07 06:38Z2 YR AGO

Reserved

2009-10-09

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-287Improper AuthenticationClass
• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

4723d7b1edc7a794d497e6cdc57de4764b6cfe3ee34a2bb8a0781b5180549213

• git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=886e3b7fe6054230c89ae078a09565ed183ecc73x_refsource_CONFIRM
• www.ubuntu.comUSN-864-1http://www.ubuntu.com/usn/usn-864-1vendor-advisoryx_refsource_UBUNTU
• marc.info[oss-security] 20091022 CVE request: kernel: nfsd4: fix null dereference creating nfsv4 callback clienthttp://marc.info/?l=oss-security&m=125618753029631&w=2mailing-listx_refsource_MLIST
• marc.info[oss-security] 20091022 Re: CVE request: kernel: nfsd4: fix null dereference creating nfsv4 callback clienthttp://marc.info/?l=oss-security&m=125624036516377&w=2mailing-listx_refsource_MLIST
• www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc1x_refsource_CONFIRM
• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=530269x_refsource_CONFIRM
• www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.2x_refsource_CONFIRM
• git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=80fc015bdfe1f5b870c1e1ee02d78e709523fee7x_refsource_CONFIRM