Oracle Linux 9 : ELSA-2026-66403-0: / coreutils (ELSA-2026-664030)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-664030 advisory. 8.32-41.0.1.el98.1 - clean up empty file if cp is failed Orabug 15973168 8.32-41.1 - unexpand: fix CVE-2026-56392 and related crashes RHEL-216788 - fix...

MiracleLinux 8 : coreutils-8.30-20.el8_10 (AXBA:2026-1420:03)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXBA:2026-1420:03 advisory. - GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t...

Linux Distros Unpatched Vulnerability : CVE-2026-56392

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t value...

CVE-2026-56392

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

DEBIAN-CVE-2026-56392

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

UBUNTU-CVE-2026-56392

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

CVE-2026-56392

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

CVE-2026-56392 Heap-based Buffer Overflow in GNU coreutils

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

CVE-2026-56392

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow caused by an integer overflow in the multiplication that calculates buffer allocation size when processing large tab stop (-t ) values. The wrap-around produces an undersized buffer, and subsequent writes during crafted input pr...

CVE-2026-56392 Heap-based Buffer Overflow in GNU coreutils

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

EUVD-2026-48525

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

CVE-2026-56392

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

PT-2026-64260

Name of the Vulnerable Software and Affected Versions GNU coreutils affected versions not specified Description The unexpand utility is susceptible to a heap-based buffer overflow caused by an integer overflow during buffer allocation. This occurs when the software processes large values provided...