01 Record
CVE-2011-0709
The br_mdb_ip_get function in net/bridge/br_multicast.c in the Linux kernel before 2.6.35-rc5 allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via an
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The br_mdb_ip_get function in net/bridge/br_multicast.c in the Linux kernel before 2.6.35-rc5 allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via an
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
- 4.00% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 90.1% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- 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
- 2011-02-18 19:00Z15 YR AGO
- Last updated
- 2024-08-06 21:58Z2 YR AGO
- Reserved
- 2011-01-31
- 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
- 41f23748e3d7bd76be053dc31ccc984266ee136897da244517aa1a2d1e1ea5a5
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.35/ChangeLog-2.6.35-rc5
- openwall.com[oss-security] 20110216 Re: CVE request - kernel: bridge br_multicast NULL pointer dereferencehttp://openwall.com/lists/oss-security/2011/02/16/14
- www.securityfocus.com41432http://www.securityfocus.com/bid/41432
- www.spinics.net[netdev] 20100706 Re: bridge br_multicast: BUG: unable to handle kernel NULL pointer dereferencehttp://www.spinics.net/lists/netdev/msg134444.html
- openwall.com[oss-security] 20110216 CVE request - kernel: bridge br_multicast NULL pointer dereferencehttp://openwall.com/lists/oss-security/2011/02/16/1
- git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7f285fa78d4b81b8458f05e77fb6b46245121b4e
- openwall.com[oss-security] 20110216 Re: CVE request - kernel: bridge br_multicast NULL pointer dereferencehttp://openwall.com/lists/oss-security/2011/02/16/8
- www.spinics.net[netdev] 20100705 bridge br_multicast: BUG: unable to handle kernel NULL pointer dereferencehttp://www.spinics.net/lists/netdev/msg134414.html