glibc: glibc: Heap Buffer Overflow in `scanf` with `%mc` format specifier and large width

A flaw was found in glibc GNU C Library. This vulnerability occurs when an application uses the scanf family of functions with a %mc format specifier, which is used for dynamically allocating memory for character input, and provides an explicit width greater than 1024. This specific combination c...

CVE-2026-56115

A flaw was found in dhcpcd. This vulnerability allows an unauthenticated attacker on the same network link to trigger a one-byte stack out-of-bounds write. By sending a specially crafted DHCPv6 ADVERTISE message with an oversized option, the attacker can corrupt adjacent stack memory. This can le...

UBUNTU-CVE-2026-56115

Bootimus through 0.1.70 contains a broken access control vulnerability that allows authenticated low-privileged users to perform administrative actions by exploiting missing role enforcement in the JWTMiddleware function in internal/auth/auth.go, which validates JWT tokens and account status but...

EUVD-2026-23978

Calling the scanf family of functions with a %mc malloc'd character match in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one byte heap buffer overflow...

CVE-2026-28520

arduino-TuyaOpen before version 1.2.1 contains a single-byte buffer overflow vulnerability in the WiFiMulti component. When the victim's smart hardware connects to an attacker-controlled AP hotspot, the attacker can exploit the overflow to execute arbitrary code on the affected embedded device...

EulerOS Virtualization 2.13.1 : libarchive (EulerOS-SA-2025-2548)

According to the versions of the libarchive package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A vulnerability has been identified in the libarchive library. This flaw can be triggered when file streams are piped into bsdta...

CVE-2025-64330

A flaw was found in Suricata. This vulnerability allows a denial of service DoS via a single byte read heap overflow when logging the verdict in eve.alert and eve.drop records, requiring the per packet alert queue to be filled with alerts followed by a pass rule...

HDF5 Scale-Offset Filter H5Z__scaleoffset_decompress_one_byte heap-based overflow

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SUSE-SU-2025:20563-1 Security update for gnutls

This update for gnutls fixes the following issues: - CVE-2025-32988: Fixed double-free due to incorrect ownership handling bsc1246232 - CVE-2025-32989: Fixed heap buffer overread during X.509 certificate parsing bsc1246233 - CVE-2025-32990: Fixed 1-byte heap buffer overflow when parsing templates...

Linux Distros Unpatched Vulnerability : CVE-2025-5917

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability has been identified in the libarchive library. This flaw involves an 'off-by-one' miscalculation when handling prefixes and suffixes for file...

Security update for gnutls

This update for gnutls fixes the following issues: CVE-2025-32990: Fix 1-byte heap buffer overflow when parsing templates with certtool bsc1246267 Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch". Alternatively...

SUSE CVE-2025-5917

A vulnerability has been identified in the libarchive library. This flaw involves an 'off-by-one' miscalculation when handling prefixes and suffixes for file names. This can lead to a 1-byte write overflow. While seemingly small, such an overflow can corrupt adjacent memory, leading to...

AZL-63756 CVE-2025-5917 affecting package cmake for versions less than 3.30.3-8

A vulnerability has been identified in the libarchive library. This flaw involves an 'off-by-one' miscalculation when handling prefixes and suffixes for file names. This can lead to a 1-byte write overflow. While seemingly small, such an overflow can corrupt adjacent memory, leading to...

CVE-2025-5917

A vulnerability has been identified in the libarchive library. This flaw involves an 'off-by-one' miscalculation when handling prefixes and suffixes for file names. This can lead to a 1-byte write overflow. While seemingly small, such an overflow can corrupt adjacent memory, leading to...

AZL-63777 CVE-2025-5917 affecting package libarchive for versions less than 3.7.7-3

A vulnerability has been identified in the libarchive library. This flaw involves an 'off-by-one' miscalculation when handling prefixes and suffixes for file names. This can lead to a 1-byte write overflow. While seemingly small, such an overflow can corrupt adjacent memory, leading to...

AZL-63818 CVE-2025-5917 affecting package cmake for versions less than 3.21.4-20

A vulnerability has been identified in the libarchive library. This flaw involves an 'off-by-one' miscalculation when handling prefixes and suffixes for file names. This can lead to a 1-byte write overflow. While seemingly small, such an overflow can corrupt adjacent memory, leading to...

AZL-63854 CVE-2025-5917 affecting package libarchive for versions less than 3.6.1-7

A vulnerability has been identified in the libarchive library. This flaw involves an 'off-by-one' miscalculation when handling prefixes and suffixes for file names. This can lead to a 1-byte write overflow. While seemingly small, such an overflow can corrupt adjacent memory, leading to...

CLSA-2024-1732196856 Fix CVE(s): CVE-2024-52533

SECURITY UPDATE: Buffer overflow - debian/patches/CVE-2024-52533.patch: Fix a single byte buffer overflow in connect messages in gsocks4aproxy - CVE-2024-52533...

PT-2023-31889 · Unknown · Microhttpserver

Name of the Vulnerable Software and Affected Versions: MicroHttpServer versions through a8ab029 Description: The issue allows a one-byte recv buffer overflow via a long URI in the ParseHeader function located in lib/server.c. Recommendations: For versions through a8ab029, consider restricting...

SUSE CVE-2019-14323

SSDP Responder 1.x through 1.5 mishandles incoming network messages, leading to a stack-based buffer overflow by 1 byte. This results in a crash of the server, but only when strict stack checking is enabled. This is caused by an off-by-one error in ssdprecv in ssdpd.c...