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CVE PROGRAM SOURCE RECORD6.2 Medium

CVE-2021-33640

After tar_close(), libtar.c releases the memory pointed to by pointer t. After tar_close() is called in the list() function, it continues to use pointer t: free_longlink_longname(t

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Status
Published
Published
Updated
Assigning organization
openEuler

Description

After tar_close(), libtar.c releases the memory pointed to by pointer t. After tar_close() is called in the list() function, it continues to use pointer t: free_longlink_longname(t->th_buf) . As a result, the released memory is used (use-after-free).

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

openEuler openEuler 22.03 LTS

  • libtar 1.2.20-21affected

openEuler openEuler 20.03 LTS SP1

  • libtar 1.2.20-19affected

openEuler openEuler 20.03 LTS SP3

  • libtar 1.2.20-19affected

References