01 Record
CVE-2009-3624
The get_instantiation_keyring function in security/keys/keyctl.c in the KEYS subsystem in the Linux kernel before 2.6.32-rc5 does not properly maintain the reference count of a keyring, which allows
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The get_instantiation_keyring function in security/keys/keyctl.c in the KEYS subsystem in the Linux kernel before 2.6.32-rc5 does not properly maintain the reference count of a keyring, which allows
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
- 0.37% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 30.8% 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.
04 Metadata
- Published
- 2009-11-02 15:00Z17 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
- Data version
- 5.1
- Document digest
- a388c0b28f5c155ae2b193f6fbced40b00bfad0751df7003295b16fb018850fc
05 Affected products
06 References
- marc.info[oss-security] 20091022 CVE request: kernel: get_instantiation_keyring() should inc the keyring refcount in all caseshttp://marc.info/?l=oss-security&m=125619420905341&w=2
- www.ubuntu.comUSN-864-1http://www.ubuntu.com/usn/usn-864-1
- lists.opensuse.orgSUSE-SA:2010:001http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html
- git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=21279cfa107af07ef985539ac0de2152b9cba5f5
- twitter.comhttp://twitter.com/spendergrsec/statuses/4916661870
- www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc5
- marc.info[oss-security] 20091022 Re: CVE request: kernel: get_instantiation_keyring() should inc the keyring refcount in all caseshttp://marc.info/?l=oss-security&m=125624091417161&w=2
- secunia.com37086http://secunia.com/advisories/37086
- secunia.com38017http://secunia.com/advisories/38017