CVE-2026-56407

CVE-2026-56407 affects libexpat prior to 2.8.2, with an integer overflow in doProlog related to storeEntityValue and entity textLen. The NVD entries confirm the issue and describe the vulnerability as an integer overflow in doProlog. The CVE entry indicates a medium base score (CVSS 3.1: AV=L, AC...

EUVD-2026-38184

libexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and entity textLen...

CVE-2026-56407

libexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and entity textLen...

CVE-2026-56407

libexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and entity textLen...

CVE-2026-56407: Integer Overflow or Wraparound

libexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and entity textLen...

PT-2026-51243

Name of the Vulnerable Software and Affected Versions libexpat versions prior to 2.8.2 Description An integer overflow occurs in the doProlog function, specifically related to storeEntityValue and the entity textLen variable. An integer overflow is a condition where an arithmetic operation attemp...

SUSE CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

ALPINE-CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

AZL-90243 CVE-2026-56132 affecting package expat for versions less than 2.8.2-1

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

Incorrect Synchronization

Overview Affected versions of this package are vulnerable to Incorrect Synchronization in the doProlog function in xmlparse.c due to improper handling of scaffold backing array reallocation when data structures are shared across multiple parsers. An attacker can achieve arbitrary code execution o...

CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

CVE-2026-56132

CVE-2026-56132 affects libexpat prior to 2.8.2, where a heap-based buffer overflow occurs in doProlog within xmlparse.c due to mishandled reallocation of the scaffold backing array when data-structure sharing occurs across parsers. The CVSS metrics indicate a high impact on confidentiality and in...

EUVD-2026-37977

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

CVE-2026-56132

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...

CVE-2026-56132: Incorrect Synchronization

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...