CVE-2026-34743 - XZ Utils: Buffer overflow in lzma_index_append()
CVE ID :CVE-2026-34743
Published : April 2, 2026, 6:36 p.m. | 30 minutes ago
Description :XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzma_index_decoder() was used to decode an Index that contained no Records, the resulting lzma_index was left in a state where where a subsequent lzma_index_append() would allocate too little memory, and a buffer overflow would occur. This issue has been patched in version 5.8.3.
Severity: 0.0 | NA
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Published : April 2, 2026, 6:36 p.m. | 30 minutes ago
Description :XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzma_index_decoder() was used to decode an Index that contained no Records, the resulting lzma_index was left in a state where where a subsequent lzma_index_append() would allocate too little memory, and a buffer overflow would occur. This issue has been patched in version 5.8.3.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...