01 Record
CVE-2011-2184
The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial
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
- 0.38% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 31.9% 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
- 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
- 2011-09-06 16:00Z15 YR AGO
- Last updated
- 2024-08-06 22:53Z2 YR AGO
- Reserved
- 2011-05-31
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-476NULL Pointer DereferenceBase
- Data version
- 5.1
- Document digest
- 88d290bbc1610e3aee57d8a1d2eb1729f6824e65c993738eaaf6d846b87d0d0b
05 Affected products
VendorProductVersionsPlatforms
06 References
- alt.swiecki.nethttp://alt.swiecki.net/linux_kernel/sys_open-kmem_cache_alloc-2.6.39-rc4.txt
- git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f7285b5d631fd6096b11c6af0058ed3a2b30ef4e
- www.openwall.com[oss-security] 20110603 CVE request: kernel: set cred->user_ns in key_replace_session_keyringhttp://www.openwall.com/lists/oss-security/2011/06/03/2
- lkml.org[linux-kernel] 20110524 Re: Fwd: Oops (bad memory deref) in slab_alloc() due to filp_cachep holding incorrect valueshttps://lkml.org/lkml/2011/5/24/502
- lkml.org[linux-kernel] 20110523 Oops (bad memory deref) in slab_alloc() due to filp_cachep holding incorrect valueshttps://lkml.org/lkml/2011/5/23/199
- lkml.org[linux-kernel] 20110525 Re: [Security] Fwd: Oops (bad memory deref) in slab_alloc() due to filp_cachep holding incorrect valueshttps://lkml.org/lkml/2011/5/25/265
- securityreason.com8371http://securityreason.com/securityalert/8371
- www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.1
- www.openwall.com[oss-security] 20110606 Re: CVE request: kernel: set cred->user_ns in key_replace_session_keyringhttp://www.openwall.com/lists/oss-security/2011/06/06/2