Linux Kernel up to 3.0 tcm_loop.c tcm_loop_make_naa_tpg memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Linux Kernel up to 3.0. This issue affects the function tcm_loop_make_naa_tpg of the file drivers/target/loopback/tcm_loop.c. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2011-5327. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 3.0 (Operating System). It has been declared as critical. This vulnerability affects the function tcm_loop_make_naa_tpg of the file drivers/target/loopback/tcm_loop.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In the Linux kernel before 3.1, an off by one in the drivers/target/loopback/tcm_loop.c tcm_loop_make_naa_tpg() function could result in at least memory corruption.

The weakness was presented 07/27/2019. This vulnerability was named CVE-2011-5327 since 07/27/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

Upgrading to version 3.1 eliminates this vulnerability.

See VDB-138872, VDB-138871, VDB-138870 and VDB-138869 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 3.1
Patch: git.kernel.org

Timelineinfo

07/27/2019 🔍
07/27/2019 +0 days 🔍
07/28/2019 +1 days 🔍
11/13/2023 +1569 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: K42315210
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-5327 (🔍)
GCVE (CVE): GCVE-0-2011-5327
GCVE (VulDB): GCVE-100-138868
See also: 🔍

Entryinfo

Created: 07/28/2019 16:31
Updated: 11/13/2023 10:17
Changes: 07/28/2019 16:31 (58), 07/14/2020 09:52 (1), 11/13/2023 10:17 (6)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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