CVE-2023-40128

Summary

In several functions of xmlregexp.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected Software

Weaknesses

• Elevation of privilege

ADP Enrichment

CVE Program Container

Additional References

• https://android.googlesource.com/platform/external/libxml2/+/1ccf89b87a3969edd56956e2d447f896037c8be7
• https://source.android.com/security/bulletin/2023-10-01

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: total

References

• https://android.googlesource.com/platform/external/libxml2/+/1ccf89b87a3969edd56956e2d447f896037c8be7
• https://source.android.com/security/bulletin/2023-10-01

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