CVE-2012-4530
The load_script function in fs/binfmt_script.c in the Linux kernel before 3.7.2 does not properly handle recursion, which allows local users to obtain sensitive information from kernel stack memory
02 Description
The load_script function in fs/binfmt_script.c in the Linux kernel before 3.7.2 does not properly handle recursion, which allows local users to obtain sensitive information from kernel stack memory
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
- 0.88% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 58.8% 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
- Low. 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
- 2013-02-18 02:00Z13 YR AGO
- Last updated
- 2024-08-06 20:42Z2 YR AGO
- Reserved
- 2012-08-21
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass
- Data version
- 5.1
- Document digest
- 804385c9f5871261c7657a40c661103a55010dbe9cfcf690313ed11e6c35b378
05 Affected products
06 References
- rhn.redhat.comRHSA-2013:0223http://rhn.redhat.com/errata/RHSA-2013-0223.html
- www.openwall.com[oss-security] 20121019 Re: CVE Request -- kernel stack disclosure in binfmt_script load_script()http://www.openwall.com/lists/oss-security/2012/10/19/3
- github.comhttps://github.com/torvalds/linux/commit/b66c5984017533316fd1951770302649baf1aa33
- www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
- lists.opensuse.orgSUSE-SU-2013:0674http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00018.html
- git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b66c5984017533316fd1951770302649baf1aa33
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=868285
07 Fixed in
Debian 12
- linux Fixed in 3.2.35-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- linux Fixed in 3.2.35-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- linux Fixed in 3.2.35-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.