OESA-2025-2661 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: Squashfs: check return result of sbminblocksize Syzkaller reports an "UBSAN: shift-out-of-bounds in squashfsbioread" bug. Syzkaller forks multiple processes whic...

kernel: HID: core: fix shift-out-of-bounds in hid_report_raw_event

A flaw was found in the Linux kernel's Human Interface Device HID core. A local attacker with low privileges could exploit a shift-out-of-bounds vulnerability in the hidreportrawevent function. This occurs when the size of an integer in the snto32 function exceeds 32 bits, leading to an invalid...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-990755)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990755 advisory. In the Linux kernel, the following vulnerability has been resolved: capabilities: fix undefined behavior in bit shift for CAPTOMASK Shifting signed 32-bit value by 3...

kernel: wifi: mac80211: Set n_channels after allocating struct cfg80211_scan_request

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Set nchannels after allocating struct cfg80211scanrequest Make sure that nchannels is set after allocating the struct cfg80211registereddevice::intscanreq member. Seen with syzkaller: UBSAN:...

kernel: ipvs: fix UB due to uninitialized stack access in ip_vs_protocol_init()

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix UB due to uninitialized stack access in ipvsprotocolinit Under certain kernel configurations when building with Clang/LLVM, the compiler does not generate a return or jump as the terminator instruction for...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-990081)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990081 advisory. In the Linux kernel, the following vulnerability has been resolved: ipvs: fix UB due to uninitialized stack access in ipvsprotocolinit Under certain kernel...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989086)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989086 advisory. In the Linux kernel, the following vulnerability has been resolved: gpio: wcd934x: Fix shift-out-of-bounds error bit-mask for pins 0 to 4 is BIT0 to BIT4 however we...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988664)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988664 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fix UBSAN array-index-out-of-bounds for SMU7 For pptable structs that use flexible array...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988914)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988914 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on curseg-alloctype As Wenqing Liu reported in bugzilla:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990325)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990325 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-iocost: avoid out of bounds shift UBSAN catches undefined behavior in blk-iocost, where...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990374)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990374 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix UBSAN warning in kvdpm.c Adds bounds check for sumovidmappingentry. Tenable has...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989631)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989631 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fix UBSAN array-index-out-of-bounds for Polaris and Tonga For pptable structs that use...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989904)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989904 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix UBSAN warning in kvdpm.c Adds bounds check for sumovidmappingentry. Tenable has...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989007)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989007 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/jfs: Add check for negative dbl2nbperpage l2nbperpage is log2number of blks per page, and the...

FreeBSD : Firefox -- Sandbox escape due to undefined behavior (8b5f4eb3-b808-11f0-8016-b42e991fc52e)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 8b5f4eb3-b808-11f0-8016-b42e991fc52e advisory. https://bugzilla.mozilla.org/showbug.cgi?id=1986185 reports: Sandbox escape due to undefined behavior,...

SUSE: Security Advisory (SUSE-SU-2025:1771-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Astra Linux – Vulnerability in Firefox, Thunderbird

Sandbox escape due to undefined behavior, invalid pointer in the Graphics:Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3...

curl: CURLX_SET_BINMODE(NULL) can call fileno(NULL) and cause undefined behavior / crash

Summary ------- Calling the CURLXSETBINMODEstream macro with stream == NULL leads to an unguarded call to filenoNULL in toolbinmode.h, which is undefined behavior and may crash the process. This is a robustness/UB issue and should be corrected by guarding against NULL streams before calling filen...

GHSA-XCPM-76HF-C9CC Borrowck Scarifices exposes uninitialized memory in any_as_u8_slice

The safe function anyasu8slice can create byte slices that reference uninitialized memory when used with types containing padding bytes. The function uses slice::fromrawparts to create a &u8 covering the entire size of a type, including padding bytes. According to Rust's documentation, fromrawpar...

CVE-2023-53703

CVE-2023-53703 (Linux kernel) : The issue arises in the HID/amd_sfh code where shifting values in the exp/shift calculation can exceed the 32-bit range, triggering UBSAN shift-out-of-bounds. The described impact is a UBSAN shift-out-of-bounds error in amd_sfh_desc.c (line 149) during the AMD SFH ...