Release Date: | 2007-09-26 |
The snd_mem_proc_read function in sound/core/memalloc.c in the Advanced Linux Sound Architecture (ALSA) in the Linux kernel before 2.6.22.8 does not return the correct write size, which allows local users to obtain sensitive information (kernel memory contents) via a small count argument, as demonstrated by multiple reads of /proc/driver/snd-page-alloc.
See more information about CVE-2007-4571 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
Base Score: | 2.1 | Base Metrics: | AV:L/AC:L/Au:N/C:P/I:N/A:N |
Access Vector: | Local network | Attack Complexity: | Low |
Authentication: | None required | Confidentiality Impact: | Partial |
Integrity Impact: | None | Availability Impact: | None |
Platform | Errata | Release Date |
Oracle Enterprise Linux version 4 (kernel) | ELSA-2007-0939 | 2007-11-02 |
Oracle Enterprise Linux version 4 (ocfs2-2.6.9-55.0.12.0.1.EL) | ELSA-2007-0939 | 2007-11-02 |
Oracle Enterprise Linux version 4 (oracleasm-2.6.9-55.0.12.0.1.EL) | ELSA-2007-0939 | 2007-11-02 |
Oracle Linux version 5 (kernel) | ELSA-2007-0993 | 2007-11-30 |
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