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RHBA-2022:4046
No affected components available
Red Hat Bug Fix Advisory: new packages: expat
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the confidentiality of the information. There is a high impact on the integrity of the data. There is a high impact on the availability of the system.
Active exploitation in the wild has been confirmed. Immediate patching or mitigation is required.
The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
- CVE-2021-46143
In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.
UpstreamEPSS 3.8% - CVE-2022-22822
addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
UpstreamEPSS 4.8% - CVE-2022-22823
build_model in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
UpstreamEPSS 3.4% - CVE-2022-22824
defineAttribute in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
UpstreamEPSS 3.4% - CVE-2022-22825
lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
UpstreamEPSS 2.6% - CVE-2022-22826
nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
UpstreamEPSS 2.8% - CVE-2022-22827
storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
UpstreamEPSS 2.8% - 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.
UpstreamEPSS 4.5% - CVE-2022-23990
Expat (aka libexpat) before 2.4.4 has an integer overflow in the doProlog function.
UpstreamEPSS 4.0% - 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.
UpstreamEPSS 5.0% - CVE-2022-25315
In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.
UpstreamEPSS 4.8% - EUVD-2021-32843Upstream
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