PT-2022-31777

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.122 Description The issue is related to the ip gre module, where the test checks csum start instead of the transport header. This is an automated ID intended to aid in discovery of potential security...

PT-2022-32114

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.247 Description The issue is related to the ip gre module, where the test checks csum start instead of the transport header. The actual impact and attack plausibility have not yet been proven. Recommendatio...

PT-2022-31981

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.198 Description The issue is related to the ip gre module, where it tests csum start instead of the transport header. The actual impact and attack plausibility have not yet been proven. Recommendations For...

PT-2022-31202

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.15 through v5.17.14 Description The issue is related to the ip gre module, where the test checks csum start instead of the transport header. This is an automated ID intended to aid in the discovery of potential securit...

PT-2022-30852

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.18.4 Description The issue is related to the ip gre module, where the test checks csum start instead of the transport header. This potential security issue was introduced in version v5.15 and is fixed in versi...

PT-2022-31521

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.15.47 Description The issue is related to the ip gre module, where the test checks csum start instead of the transport header. The actual impact and attack plausibility have not yet been proven. Recommendation...

PT-2025-8274

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved. The issue is related to the ip gre module, where the GRE protocol with TUNNEL CSUM applies local checksum offload on CHECKSUM PARTI...

Denial Of Service (DoS)

linux is vulnerable to denial of service. The vulnerability exists in grehandleoffloads of ipgre.c due to improper checks which allows an attacker to cause a buffer overflow that leads to an application crash...

DEBIAN-CVE-2021-39633

In grehandleoffloads of ipgre.c, there is a possible page fault due to an invalid memory access. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID:...

CVE-2021-39633

In grehandleoffloads of ipgre.c, there is a possible page fault due to an invalid memory access. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID:...

UBUNTU-CVE-2021-39633

In grehandleoffloads of ipgre.c, there is a possible page fault due to an invalid memory access. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID:...

ASB-A-150694665

In grehandleoffloads of ipgre.c, there is a possible page fault due to an invalid memory access. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation...

October 26, 2021—KB5006745 (OS Build 20348.320) Preview

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Learning how MTU and MSS work is key to using DDoS Protection as a Service

Maximum Transmit Unit MTU and Maximum Segment Size MSS are two important terms you should be familiar with when venturing into the world of networking, especially if you are working with GRE and IPSEC tunnels. And if you are looking to use DDoS Protection as a service, you will need to know how M...

CVE-2021-1611

A vulnerability in Ethernet over GRE EoGRE packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to...

CVE-2021-1611

A vulnerability in Ethernet over GRE EoGRE packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to...

Design/Logic Flaw

A vulnerability in Ethernet over GRE EoGRE packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to...

CVE-2021-1611

The CVE-2021-1611 issue affects Cisco IOS XE Wireless Controller Software on Catalyst 9800 Family/Embedded Wireless Controllers and Embedded Wireless on Catalyst 9000 Series switches, relating to Ethernet over GRE (EoGRE) packet processing. The root cause is improper handling of malformed EoGRE p...

CVE-2021-1611

A vulnerability in Ethernet over GRE EoGRE packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to...

PT-2021-5174

Name of the Vulnerable Software and Affected Versions Cisco IOS XE Wireless Controller Software versions affected versions not specified Description A vulnerability in Ethernet over GRE EoGRE packet processing could allow an unauthenticated, remote attacker to cause a denial of service DoS...