Description
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).
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Debian / debian_linux11.0 – 11.0
- Debian / debian_linux10.0 – 10.0
- libexpat project / libexpat2.4.3
- NetApp / active_iq_unified_manager
- NetApp / hci_baseboard_management_controllerh610s – h610s
- NetApp / hci_baseboard_management_controllerh610c – h610c
- NetApp / hci_baseboard_management_controllerh615c – h615c
- NetApp / OnCommand Workflow Automation
- NetApp / solidfire_&_hci_management_node
- Siemens / SINEMA Remote Connect Server3.1
- tenable / Nessus8.15.3
References
- MISChttps://github.com/libexpat/libexpat/issues/531
- PATCHhttps://github.com/libexpat/libexpat/pull/534
- MISChttps://bugzilla.mozilla.org/show_bug.cgi?id=1217609
- MAILING_LISThttp://www.openwall.com/lists/oss-security/2022/01/17/3
- MISChttps://security.netapp.com/advisory/ntap-20220121-0004/
- MISChttps://www.tenable.com/security/tns-2022-05
- VENDOR_ADVISORYhttps://www.debian.org/security/2022/dsa-5073
- MISChttps://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
- MISChttps://security.gentoo.org/glsa/202209-24
Updated 44m ago · 8 sources