https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Wed, 30 Sep 2026 06:33:12 +0000 https://vulnerability.circl.lu/vuln/alsa-2026:66403 <p><strong>Affected:</strong> AlmaLinux:9: coreutils, AlmaLinux:9: coreutils-common, AlmaLinux:9: coreutils-single</p> <p>The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils packages.</p> <p>Security Fix(es):</p> <p>* coreutils: GNU coreutils unexpand: Denial of Service via crafted tab stop values (CVE-2026-56392)</p> <p>For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.</p> <p><strong>Affected:</strong> AlmaLinux:9: coreutils, AlmaLinux:9: coreutils-common, AlmaLinux:9: coreutils-single</p> <p>The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils packages.</p> <p>Security Fix(es):</p> <p>* coreutils: GNU coreutils unexpand: Denial of Service via crafted tab stop values (CVE-2026-56392)</p> <p>For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.</p> https://vulnerability.circl.lu/vuln/alsa-2026:66403 https://vulnerability.circl.lu/vuln/fkie_cve-2026-56392 <p>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 input, subsequent writes exceed the allocated memory, leading to an out‑of‑bounds heap write.</p> <p>When running GNU coreutils unexpand with attacker-provided large tab stop (-t) arguments, this behavior leads to a crash and potentially achieve a heap write primitive depending on memory layout.</p> <p>This issue has been fixed in the commit b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d</p> <p>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 input, subsequent writes exceed the allocated memory, leading to an out‑of‑bounds heap write.</p> <p>When running GNU coreutils unexpand with attacker-provided large tab stop (-t) arguments, this behavior leads to a crash and potentially achieve a heap write primitive depending on memory layout.</p> <p>This issue has been fixed in the commit b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d</p> https://vulnerability.circl.lu/vuln/fkie_cve-2026-56392 https://vulnerability.circl.lu/vuln/ghsa-g24f-m2hx-pfgx <p>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 input, subsequent writes exceed the allocated memory, leading to an out‑of‑bounds heap write.</p> <p>When running GNU coreutils unexpand with attacker-provided large tab stop (-t) arguments, this behavior leads to a crash and potentially achieve a heap write primitive depending on memory layout.</p> <p>This issue has been fixed in the commit b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d</p> <p>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 input, subsequent writes exceed the allocated memory, leading to an out‑of‑bounds heap write.</p> <p>When running GNU coreutils unexpand with attacker-provided large tab stop (-t) arguments, this behavior leads to a crash and potentially achieve a heap write primitive depending on memory layout.</p> <p>This issue has been fixed in the commit b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d</p> https://vulnerability.circl.lu/vuln/ghsa-g24f-m2hx-pfgx https://vulnerability.circl.lu/vuln/msrc_cve-2026-56392 msrc_CVE-2026-56392 https://vulnerability.circl.lu/vuln/msrc_cve-2026-56392 https://vulnerability.circl.lu/vuln/oesa-2026-3388 <p><strong>Affected:</strong> openEuler:20.03-LTS-SP4: coreutils</p> <p>These are the GNU core utilities. This package is the combination of the old GNU fileutils, sh-utils, and textutils packages. Security Fix(es):</p> <p>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 input, subsequent writes exceed the allocated memory, leading to an out‑of‑bounds heap write.</p> <p>When running GNU coreutils unexpand with attacker-provided large tab stop (-t) arguments, this behavior leads to a crash and potentially achieve a heap write primitive depending on memory layout.</p> <p>This issue has been fixed in the commit b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d(CVE-2026-56392)</p> <p><strong>Affected:</strong> openEuler:20.03-LTS-SP4: coreutils</p> <p>These are the GNU core utilities. This package is the combination of the old GNU fileutils, sh-utils, and textutils packages. Security Fix(es):</p> <p>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 input, subsequent writes exceed the allocated memory, leading to an out‑of‑bounds heap write.</p> <p>When running GNU coreutils unexpand with attacker-provided large tab stop (-t) arguments, this behavior leads to a crash and potentially achieve a heap write primitive depending on memory layout.</p> <p>This issue has been fixed in the commit b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d(CVE-2026-56392)</p> https://vulnerability.circl.lu/vuln/oesa-2026-3388 https://vulnerability.circl.lu/vuln/opensuse-su-2026:11764-1 <p>coreutils-9.11-5.1 on GA media</p> <p>coreutils-9.11-5.1 on GA media</p> https://vulnerability.circl.lu/vuln/opensuse-su-2026:11764-1 https://vulnerability.circl.lu/vuln/rhba-2026:47115 <p>coreutils: GNU coreutils unexpand: Denial of Service via crafted tab stop values</p> <p>coreutils: GNU coreutils unexpand: Denial of Service via crafted tab stop values</p> https://vulnerability.circl.lu/vuln/rhba-2026:47115 https://vulnerability.circl.lu/vuln/rlba-2026:47115 <p><strong>Affected:</strong> Rocky Linux:8: coreutils</p> <p>The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils packages.</p> <p>Bug Fix(es) and Enhancement(s):</p> <p>* Fix execution of the downstream tests in coreutils-df-direct.patch and coreutils-i18n.patch [rhel-8.10.z] (JIRA:Rocky Linux-151533)</p> <p>* unexpand: stack overflow with large tabsizes [rhel-8.10.z] (JIRA:Rocky Linux-182699)</p> <p><strong>Affected:</strong> Rocky Linux:8: coreutils</p> <p>The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils packages.</p> <p>Bug Fix(es) and Enhancement(s):</p> <p>* Fix execution of the downstream tests in coreutils-df-direct.patch and coreutils-i18n.patch [rhel-8.10.z] (JIRA:Rocky Linux-151533)</p> <p>* unexpand: stack overflow with large tabsizes [rhel-8.10.z] (JIRA:Rocky Linux-182699)</p> https://vulnerability.circl.lu/vuln/rlba-2026:47115 https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-56392 <p><strong>Withdrawn by the publisher.</strong></p> <p><strong>Affected:</strong> Ubuntu:14.04:LTS: coreutils, Ubuntu:16.04:LTS: coreutils, Ubuntu:18.04:LTS: coreutils, Ubuntu:20.04:LTS: coreutils, Ubuntu:22.04:LTS: coreutils, Ubuntu:24.04:LTS: coreutils, Ubuntu:26.04:LTS: coreutils</p> <p>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 input, subsequent writes exceed the allocated memory, leading to an out‑of‑bounds heap write. When running GNU coreutils unexpand with attacker-provided large tab stop (-t) arguments, this behavior leads to a crash and potentially achieve a heap write primitive depending on memory layout. This issue has been fixed in the commit b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d</p> <p><strong>Withdrawn by the publisher.</strong></p> <p><strong>Affected:</strong> Ubuntu:14.04:LTS: coreutils, Ubuntu:16.04:LTS: coreutils, Ubuntu:18.04:LTS: coreutils, Ubuntu:20.04:LTS: coreutils, Ubuntu:22.04:LTS: coreutils, Ubuntu:24.04:LTS: coreutils, Ubuntu:26.04:LTS: coreutils</p> <p>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 input, subsequent writes exceed the allocated memory, leading to an out‑of‑bounds heap write. When running GNU coreutils unexpand with attacker-provided large tab stop (-t) arguments, this behavior leads to a crash and potentially achieve a heap write primitive depending on memory layout. This issue has been fixed in the commit b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d</p> https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-56392