CVE Database›Document archive›CVE-2013-2850

CVE-2013-2850

kernel: iscsi-target: heap buffer overflow on large key error

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Severity

Important

Red Hat Product Security

6.8

CVSS 2.0

Review impact separately from score.

Published · May 30, 2013

Updated · November 21, 2025

Description

Heap-based buffer overflow in the iscsi_add_notunderstood_response function in drivers/target/iscsi/iscsi_target_parameters.c in the iSCSI target subsystem in the Linux kernel through 3.9.4 allows remote attackers to cause a denial of service (memory corruption and OOPS) or possibly execute arbitrary code via a long key that is not properly handled during construction of an error-response packet.

Statement

This issue does not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5 and 6 as those versions do not provide support for in-kernel iSCSI target.

Future kernel updates in Red Hat Enterprise Linux MRG 2 may address this flaw.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 6.8
AV:A/AC:H/Au:N/C:C/I:C/A:C

CWE-122 · Heap-based Buffer Overflow