CVE-2023-5333 Denial of Service via multiple identical User IDs in /api/v4/users/ids

Mattermost fails to deduplicate input IDs allowing a simple user to cause the application to consume excessive resources and possibly crash by sending a specially crafted request to /api/v4/users/ids with multiple identical IDs...

CVE-2023-5333

Mattermost’s /api/v4/users/ids endpoint is vulnerable to Denial of Service due to failure to deduplicate multiple identical IDs in a request. This can allow an authenticated user to cause high resource usage or a potential crash by submitting a crafted payload with many identical IDs. Root cause:...

PT-2023-9490 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a memory leak in the erofs component of the Linux kernel, specifically with the LZMA global compressed deduplication feature enabled. When stressing microLZMA...

SUSE CVE-2008-1530

GnuPG gpg 1.4.8 and 2.0.8 allows remote attackers to cause a denial of service crash and possibly execute arbitrary code via crafted duplicate keys that are imported from key servers, which triggers "memory corruption around deduplication of user IDs."...

SUSE CVE-2015-2877

Kernel Samepage Merging KSM in the Linux kernel 2.6.32 through 4.x does not prevent use of a write-timing side channel, which allows guest OS users to defeat the ASLR protection mechanism on other guest OS instances via a Cross-VM ASL INtrospection CAIN attack. NOTE: the vendor states "Basically ...

SUSE CVE-2020-7212

The encodeinvalidchars function in util/url.py in the urllib3 library 1.25.2 through 1.25.7 for Python allows a denial of service CPU consumption because of an inefficient algorithm. The percentencodings array contains all matches of percent encodings. It is not deduplicated. For a URL of length ...

SUSE CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

DEBIAN-CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

UBUNTU-CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

CVE-2021-3714

CVE-2021-3714 (Linux kernel) affects the kernel’s memory deduplication mechanism. The connected sources describe a local-exploitation style attack where an adversary can upload page-sized files and observe access-time changes from a networked service to infer whether pages have been merged. This ...

CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

Linux kernel 安全漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from a flaw found in the Linux kernel memory deduplication mechanism, which can be exploited by an attacker to attack memory deduplication v...

CVE-2021-3714: Exposure of Sensitive Information to an Unauthorized Actor

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...

[SECURITY] Fedora 36 Update: golang-github-prometheus-alertmanager-0.23.0-8.fc36

The Alertmanager handles alerts sent by client applications such as the Prometheus server. It takes care of deduplicating, grouping, and routing them to the correct receiver integrations such as email, PagerDuty, or OpsGenie. It a lso takes care of silencing and inhibition of alerts...

CVE-2021-3714

A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a network...