Linux Kernel up to 6.5.2 IGB Driver igb_main.c igb_set_rx_buffer_len buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Linux Kernel up to 6.5.2. This impacts the function igb_set_rx_buffer_len of the file drivers/net/ethernet/intel/igb/igb_main.c of the component IGB Driver. Such manipulation leads to buffer overflow. This vulnerability is traded as CVE-2023-45871. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.5.2 (Operating System). Affected by this issue is the function igb_set_rx_buffer_len of the file drivers/net/ethernet/intel/igb/igb_main.c of the component IGB Driver. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.

The weakness was shared 10/15/2023. The advisory is available at git.kernel.org. This vulnerability is handled as CVE-2023-45871 since 10/15/2023. Technical details are known, but there is no available exploit.

Upgrading to version 6.5.3 eliminates this vulnerability. The upgrade is hosted for download at cdn.kernel.org. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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 6.5.3
Patch: git.kernel.org

Timelineinfo

10/15/2023 🔍
10/15/2023 +0 days 🔍
10/15/2023 +0 days 🔍
08/27/2024 +317 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2023-45871 (🔍)
GCVE (CVE): GCVE-0-2023-45871
GCVE (VulDB): GCVE-100-242174

Entryinfo

Created: 10/15/2023 09:50
Updated: 08/27/2024 21:46
Changes: 10/15/2023 09:50 (45), 11/02/2023 13:48 (11), 08/27/2024 21:46 (21)
Complete: 🔍
Cache ID: 216::103

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