CVE-2026-40553

A flaw was found in gawk. A buffer overflow vulnerability exists in the ftype routine, located in the extension/readdir.c program file. This vulnerability could allow an attacker to crash the program, resulting in a denial of service. It may also potentially lead to arbitrary code execution, thou...

GO-2026-5051 Out-of-bounds read and panic in ReadDir in github.com/cloudsoda/go-smb2 and github.com/hirochachacha/go-smb2

ReadDir and ReadDirPlus parse the QUERYDIRECTORY SMB response by advancing through entries using the server-supplied NextEntryOffset field. The pre-fix code does not bound next against the remaining buffer before re-slicing, and the entry decoder IsInvalid check performs length arithmetic in int...

SUSE CVE-2026-64397

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize QUERYDIRECTORY requests per file smb2querydir stores a pointer to its stack-allocated private data in the ksmbdfile readdirdata. Concurrent QUERYDIRECTORY requests using the same file handle can overwrite this...

UBUNTU-CVE-2026-64397

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize QUERYDIRECTORY requests per file smb2querydir stores a pointer to its stack-allocated private data in the ksmbdfile readdirdata. Concurrent QUERYDIRECTORY requests using the same file handle can overwrite this...

CVE-2026-64397 ksmbd: serialize QUERY_DIRECTORY requests per file

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize QUERYDIRECTORY requests per file smb2querydir stores a pointer to its stack-allocated private data in the ksmbdfile readdirdata. Concurrent QUERYDIRECTORY requests using the same file handle can overwrite this...

CVE-2026-64397

CVE-2026-64397 affects the Linux kernel ksmbd component. The issue arises in smb2_query_dir() which stores a pointer to stack-allocated private data in ksmbd_file readdir_data; concurrent QUERY_DIRECTORY requests using the same file handle can overwrite this pointer while an iterate_dir() callbac...

CVE-2026-64397 ksmbd: serialize QUERY_DIRECTORY requests per file

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize QUERYDIRECTORY requests per file smb2querydir stores a pointer to its stack-allocated private data in the ksmbdfile readdirdata. Concurrent QUERYDIRECTORY requests using the same file handle can overwrite this...

CVE-2026-64371

The CVE-2026-64371 entry concerns a Linux kernel procfs issue where ptrace_may_access() was called without exec_update_lock. The vulnerability has been resolved by ensuring proper locking or using mm_access(): affected paths include do_task_stat(), proc_pid_wchan(), proc_map_files_lookup(), proc_...

JLSEC-2026-788 Buffer overflow in gawk's `readdir.c` can cause denial of service and possible code execution

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk ftype routine. This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below...

OESA-2026-3162 gawk security update

The gawk package is the GNU implementation of awk. The awk utility interprets a special-purpose programming language that makes it possible to handle simple data-reformatting jobs with just a few lines of code. Security Fixes: Use After Free vulnerability has been found in "io.c" program file of...

openSUSE 16 Security Update : gawk (openSUSE-SU-2026:21393-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21393-1 advisory. - CVE-2026-40467: use-after-free vulnerability within the dogetlineredir routine could lead to a program crash bsc1271351. - CVE-2026-40468:...

OPENSUSE-SU-2026:21393-1 Security update for gawk

This update for gawk fixes the following issues: - CVE-2026-40467: use-after-free vulnerability within the dogetlineredir routine could lead to a program crash bsc1271351. - CVE-2026-40468: use-after-free vulnerability in gawk's "io.c" file could permit heap metadata manipulation and host memory...

SUSE-SU-2026:22767-1 Security update for gawk

This update for gawk fixes the following issues: - CVE-2026-40467: use-after-free vulnerability within the dogetlineredir routine could lead to a program crash bsc1271351. - CVE-2026-40468: use-after-free vulnerability in gawk's "io.c" file could permit heap metadata manipulation and host memory...

SUSE CVE-2026-40553

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk ftype routine. This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below...

UBUNTU-CVE-2026-40553

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk ftype routine. This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below...

CVE-2026-40553 Stack-based buffer overflow in gawk

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk ftype routine. This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below...

CVE-2026-40553

CVE-2026-40553 affects GNU awk (gawk); a buffer/stack-based overflow in the extension/readdir.c ftype() routine can crash the process and, per the CVE description, potentially enable code execution, though this has not been confirmed. Vulnerable as of version 5.4.0 and earlier. No remediation det...

CVE-2026-40553

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk ftype routine. This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below...

CVE-2026-40553

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk ftype routine. This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below...

EUVD-2026-43495

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk ftype routine. This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below...