15 matches found
postgresql-cve-2026-14662
CVE-2026-14662 を追いかける — PostgreSQL 全文検索の範囲外書き込み脆弱性 PostgreSQL の全文検索データ型（tsvector / tsquery）に見つかった CVE-2026-14662 について、 修正前（18.4）と修正後（18.6）を Docker で同時に動かし、挙動の差を実際に観測した 記録です。 セキュリティ学習用にまとめたもので、発表資料も同梱しています。 この脆弱性のあらまし 項目| 内容 ---|--- CVE| CVE-2026-14662 対象| PostgreSQL の tsvector / tsquery 種類|...
postgresql: PostgreSQL: Arbitrary code execution via integer wraparound in tsvector and tsquery functions
A flaw was found in PostgreSQL. An unprivileged database user can exploit an integer wraparound vulnerability in the tsvector and tsquery data type functions. By providing crafted large inputs, the server can be forced to undersize an allocation, leading to an out-of-bounds write. This could...
postgresql: PostgreSQL: Arbitrary code execution via integer wraparound in tsvector and tsquery functions
A flaw was found in PostgreSQL. An unprivileged database user can exploit an integer wraparound vulnerability in the tsvector and tsquery data type functions. By providing crafted large inputs, the server can be forced to undersize an allocation, leading to an out-of-bounds write. This could...
postgresql: PostgreSQL: Arbitrary code execution via integer wraparound in tsvector and tsquery functions
A flaw was found in PostgreSQL. An unprivileged database user can exploit an integer wraparound vulnerability in the tsvector and tsquery data type functions. By providing crafted large inputs, the server can be forced to undersize an allocation, leading to an out-of-bounds write. This could...
Important: postgresql
Issue Overview: Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the operating system user running the...
Important: postgresql18
Issue Overview: Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the operating system user running the...
Important: postgresql15
Issue Overview: Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the operating system user running the...
Important: postgresql16
Issue Overview: Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the operating system user running the...
Important: postgresql
Issue Overview: Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the operating system user running the...
CVE-2026-14662
A flaw was found in PostgreSQL. An unprivileged database user can exploit an integer wraparound vulnerability in the tsvector and tsquery data type functions. By providing crafted large inputs, the server can be forced to undersize an allocation, leading to an out-of-bounds write. This could...
Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: postgresql (UTSA-2026-104772)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-104772 advisory. Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and wri...
The vulnerability of the functions for working with the tsvector and tsquery data types in the PostgreSQL database management system allows a hacker to execute arbitrary code.
The vulnerability of the functions for working with the tsvector and tsquery data types in the PostgreSQL database management system is related to integer overflow. Exploiting this vulnerability allows a malicious actor to execute arbitrary code remotely...
Integer Overflow or Wraparound
Overview Affected versions of this package are vulnerable to Integer Overflow or Wraparound via crafted large inputs to the tsvector and tsquery functions. An attacker can execute arbitrary code as the operating system user running the database by causing the server to allocate insufficient memor...
AZL-95735 CVE-2026-14662 affecting package postgresql for versions less than 16.15-1
Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the operating system user running the database. These...
CVE-2026-14662
Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the operating system user running the database. These...