OESA-2026-3056 patch security update

Patch takes a patch file containing a difference listing produced by the diff program and applies those differences to one or more original files, producing patched versions. Security Fixes: GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff pat...

SUSE-SU-2026:22651-1 Security update for patch

This update for patch fixes the following issues - CVE-2026-56288: crafted unified-diff patch file can cause null pointer derefence bsc1271167. - CVE-2026-56289: improper validation of hunk line offsets can lead to denial of service bsc1271166...

SUSE-SU-2026:2922-1 Security update for patch

This update for patch fixes the following issues - CVE-2021-45261: Invalid Pointer via anotherhunk function bsc1194037. - CVE-2026-56288: crafted unified-diff patch file can cause null pointer derefence bsc1271167. - CVE-2026-56289: improper validation of hunk line offsets can lead to denial of...

SUSE CVE-2026-56289

GNU patch is vulnerable to a denial of service DoS due to improper validation of hunk single block of changes in diff line offsets in unified-diff input. A specially crafted patch can specify an extremely large line number, causing the application to enter an effectively infinite processing loop...

CVE-2026-56288

GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file newline markers can corrupt internal hunk single block of changes in diff data structures, causing the application to pass a NULL pointer...

CVE-2026-56289

GNU patch is vulnerable to a denial of service DoS due to improper validation of hunk single block of changes in diff line offsets in unified-diff input. A specially crafted patch can specify an extremely large line number, causing the application to enter an effectively infinite processing loop...

DEBIAN-CVE-2026-56289

GNU patch is vulnerable to a denial of service DoS due to improper validation of hunk single block of changes in diff line offsets in unified-diff input. A specially crafted patch can specify an extremely large line number, causing the application to enter an effectively infinite processing loop...

CVE-2026-56289

CVE-2026-56289 affects GNU patch. The vulnerability is a DoS caused by improper validation of hunk line offsets in unified-diff input, where a crafted patch can specify an extremely large line number, causing an effectively infinite processing loop and high CPU usage, rendering the process unresp...

CVE-2026-56289 Loop with Unreachable Exit Condition in GNU patch

GNU patch is vulnerable to a denial of service DoS due to improper validation of hunk single block of changes in diff line offsets in unified-diff input. A specially crafted patch can specify an extremely large line number, causing the application to enter an effectively infinite processing loop...

EUVD-2026-42556

GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file newline markers can corrupt internal hunk single block of changes in diff data structures, causing the application to pass a NULL pointer...

CVE-2026-56288

GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file newline markers can corrupt internal hunk single block of changes in diff data structures, causing the application to pass a NULL pointer...

CVE-2026-56288 NULL Pointer Dereference in GNU patch

GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file newline markers can corrupt internal hunk single block of changes in diff data structures, causing the application to pass a NULL pointer...

CVE-2026-56288

CVE-2026-56288 affects GNU patch. A NULL pointer dereference can occur while processing specially crafted unified-diff patch files due to improper handling of consecutive end-of-file newline markers, leading to a crash and denial of service. The issue is mitigated by the fixed patch in commit e6d...

PT-2026-56776

Name of the Vulnerable Software and Affected Versions GNU patch affected versions not specified Description Improper validation of hunk line offsets in unified-diff input allows a denial of service DoS. A hunk is a single block of changes within a diff file. By supplying a specially crafted patch...