ALINUX2-SA-2022%3A0017

Package updates are available for Alibaba Cloud Linux 2.1903 that fix the following vulnerabilities: CVE-2021-45960: In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory). CVE-2021-46143: In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize. CVE-2022-22822: addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. CVE-2022-22823: build_model in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. CVE-2022-22824: defineAttribute in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. CVE-2022-22825: lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. CVE-2022-22826: nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. CVE-2022-22827: storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. CVE-2022-23852: Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES. CVE-2022-25235: xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context. CVE-2022-25236: xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs. CVE-2022-25315: In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.