Summary
[2.1.0-14.0.1]
- lib: Prevent integer overflow in doProlog [CVE-2022-23990][Orabug: 33910302]
[2.1.0-14]
- Fix multiple CVEs
- CVE-2022-25236 expat: namespace-separator characters in 'xmlns[:prefix]' attribute values can lead to arbitrary code execution
- CVE-2022-25235 expat: malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution
- CVE-2022-25315 expat: integer overflow in storeRawNames()
- Resolves: CVE-2022-25236
- Resolves: CVE-2022-25235
- Resolves: CVE-2022-25315
[2.1.0-13]
- Fix multiple CVEs
- CVE-2022-23852 expat: integer overflow in function XML_GetBuffer
- CVE-2021-45960 expat: Large number of prefixed XML attributes on a single tag can crash libexpat
- CVE-2021-46143 expat: Integer overflow in doProlog in xmlparse.c
- CVE-2022-22827 Integer overflow in storeAtts in xmlparse.c
- CVE-2022-22826 Integer overflow in nextScaffoldPart in xmlparse.c
- CVE-2022-22825 Integer overflow in lookup in xmlparse.c
- CVE-2022-22824 Integer overflow in defineAttribute in xmlparse.c
- CVE-2022-22823 Integer overflow in build_model in xmlparse.c
- CVE-2022-22822 Integer overflow in addBinding in xmlparse.c
- Resolves: CVE-2022-23852
- Resolves: CVE-2021-45960
- Resolves: CVE-2021-46143
- Resolves: CVE-2022-22827
- Resolves: CVE-2022-22826
- Resolves: CVE-2022-22825
- Resolves: CVE-2022-22824
- Resolves: CVE-2022-22823
- Resolves: CVE-2022-22822
Fixed packages 3
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 7 | expat | 0:2.1.0-14.0.1.el7_9 |
| Oracle Linux · 7 | expat-devel | 0:2.1.0-14.0.1.el7_9 |
| Oracle Linux · 7 | expat-static | 0:2.1.0-14.0.1.el7_9 |
Vulnerabilities 12
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Critical 9.8CVE-2022-22822 Public exploit
addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
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Critical 9.8
build_model in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
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Critical 9.8
defineAttribute in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
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Critical 9.8CVE-2022-23852 Public exploit
Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML…
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Critical 9.8CVE-2022-25235 Public exploit
xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a U…
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Critical 9.8
xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespac…
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Critical 9.8CVE-2022-25315 Public exploit
In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.
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High 8.8CVE-2021-45960 Public exploit
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can l…
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High 8.8
lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
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High 8.8
nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
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High 8.8
storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
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High 8.1CVE-2021-46143 Public exploit
In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.