CVE-2023-54021

CVE-2023-54021 affects the Linux kernel ext4 subsystem. The vulnerability centers on ext4_mb_normalize_request: the code must use ac_g_ex (not ac_f_ex) to communicate the goal start to ext4_mb_find_by_goal, and verify that the goal start lies within the data block range [first_data_block, blocks_...

CVE-2023-54021 ext4: set goal start correctly in ext4_mb_normalize_request

In the Linux kernel, the following vulnerability has been resolved: ext4: set goal start correctly in ext4mbnormalizerequest We need to set acgex to notify the goal start used in ext4mbfindbygoal. Set acgex instead of acfex in ext4mbnormalizerequest. Besides we should assure goal start is in rang...

CVE-2025-68362 wifi: rtl818x: rtl8187: Fix potential buffer underflow in rtl8187_rx_cb()

In the Linux kernel, the following vulnerability has been resolved: wifi: rtl818x: rtl8187: Fix potential buffer underflow in rtl8187rxcb The rtl8187rxcb calculates the rx descriptor header address by subtracting its size from the skb tail pointer. However, it does not validate if the received...

CVE-2025-68362

The CVE-2025-68362 entry documents a buffer underflow in the Linux kernel’s wifi rtl8187/rtl8187b path (rtl8187_rx_cb). The issue arises when a truncated skb (skb->len from urb->actual_length) is used to calculate the rx descriptor header address, potentially reading memory before the skb s...

CVE-2025-68362

In the Linux kernel, the following vulnerability has been resolved: wifi: rtl818x: rtl8187: Fix potential buffer underflow in rtl8187rxcb The rtl8187rxcb calculates the rx descriptor header address by subtracting its size from the skb tail pointer. However, it does not validate if the received...

CVE-2025-68362 wifi: rtl818x: rtl8187: Fix potential buffer underflow in rtl8187_rx_cb()

In the Linux kernel, the following vulnerability has been resolved: wifi: rtl818x: rtl8187: Fix potential buffer underflow in rtl8187rxcb The rtl8187rxcb calculates the rx descriptor header address by subtracting its size from the skb tail pointer. However, it does not validate if the received...

PT-2025-52992

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel’s netfilter component related to the nf tables subsystem. A flaw in the chain reference counter handling can lead to an underflow. Specifically, an...

PT-2025-52978

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue was identified in the Linux kernel related to the ext4 filesystem. The problem involves incorrectly setting the goal start in the ext4 mb normalize request function. Specificall...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from a failure to check for negative user-supplied index values, which could result in an array underflow read...

Linux Distros Unpatched Vulnerability : CVE-2025-68362

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: rtl818x: rtl8187: Fix potential buffer underflow in rtl8187rxcb The rtl8187rxcb calculates the rx descriptor header address by subtracting its size from t...

PT-2025-53147

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the amdgpu/pm subsystem, specifically in the vega20 odn edit dpm table function. An array underflow can occur in the PP OD EDIT VDDC CURVE case du...

SUSE-SU-2025:4504-1 Security update for glib2

This update for glib2 fixes the following issues: - CVE-2025-14512: integer overflow in the GIO escapebytestring function when processing malicious files or remote filesystem attribute values can lead to denial-of-service bsc1254878. - CVE-2025-14087: buffer underflow in the GVariant parser...

webkit: WebKitGTK / WPE WebKit: Out-of-bounds read and integer underflow vulnerability leading to DoS

A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash DoS via a crafted payload to the GLib remote inspector server...

webkit: WebKitGTK / WPE WebKit: Out-of-bounds read and integer underflow vulnerability leading to DoS

A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash DoS via a crafted payload to the GLib remote inspector server...

Capstone doesn't check vsnprintf return in SStream_concat, allows stack buffer underflow and overflow

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CVE-2025-65562

The free5GC UPF suffers from a lack of bounds checking on the SEID when processing PFCP Session Deletion Requests. An unauthenticated remote attacker can send a request with a very large SEID e.g., 0xFFFFFFFFFFFFFFFF that causes an integer conversion/underflow in LocalNode.DeleteSess /...

SUSE CVE-2025-68114

Capstone is a disassembly framework. In versions 6.0.0-Alpha5 and prior, an unchecked vsnprintf return in SStreamconcat lets a malicious csoptmem.vsnprintf drive SStream's index negative or past the end, leading to a stack buffer underflow/overflow when the next write occurs. Commit...

SUSE SLES16: ImageMagick / ImageMagick-config-7-SUSE / etc (SUSE-SU-2025:21211-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:21211-1 advisory. - CVE-2025-62594: unsigned underflow and division-by-zero can lead to OOB pointer arithmetic and process crash bsc1252749. -...

webkit: WebKitGTK / WPE WebKit: Out-of-bounds read and integer underflow vulnerability leading to DoS

A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash DoS via a crafted payload to the GLib remote inspector server...

webkit: WebKitGTK / WPE WebKit: Out-of-bounds read and integer underflow vulnerability leading to DoS

A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash DoS via a crafted payload to the GLib remote inspector server...