CVE-2010-3437 EXPLOIT
6.6
MEDIUM · CVSS 2.0 · EPSS 2.4% (pctl 83)
Patch early
A public exploit exists.
Description
Integer signedness error in the pkt_find_dev_from_minor function in drivers/block/pktcdvd.c in the Linux kernel before 2.6.36-rc6 allows local users to obtain sensitive information from kernel memory or cause a denial of service (invalid pointer dereference and system crash) via a crafted index value in a PKT_CTRL_CMD_STATUS ioctl call.
Scoring
| CVSS | 6.6 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:C/I:N/A:C |
| EPSS | 2.4% — more likely to be exploited than 83% of all CVEs |
| Weakness | CWE-476 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2010-10-04 |
| Last modified | 2026-06-16 |
Affected (8)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| debian | debian linux |
| linux | linux kernel |
| opensuse | opensuse |
| suse | linux enterprise desktop |
| suse | linux enterprise real time extension |
| suse | linux enterprise server |
| suse | linux enterprise software development kit |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Linux Kernel < 2.6.36-rc6 (RedHat / Ubuntu 10.04) - 'pktcdvd' Kernel Memory Disclosure | 2010-09-29 |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=252a52aa4fa22a668f019e55b3aac3ff71ec1c29
- http://jon.oberheide.org/files/cve-2010-3437.c
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
- http://secunia.com/advisories/42778
- http://secunia.com/advisories/42801
- http://secunia.com/advisories/42932
- http://www.debian.org/security/2010/dsa-2126
- http://www.exploit-db.com/exploits/15150/
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.36-rc6
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:029
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:051
- http://www.openwall.com/lists/oss-security/2010/09/28/2
- http://www.openwall.com/lists/oss-security/2010/09/28/6
- http://www.redhat.com/support/errata/RHSA-2010-0842.html
- http://www.securityfocus.com/bid/43551
- http://www.ubuntu.com/usn/USN-1000-1
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