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An out-of-bounds heap read in unlzma leads to information leak and
denial of service when crafted LZMA-compressed input is decompressed.
This can be triggered by any applet/format that internally supports
LZMA compression.
Reference: https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-42374
(From OE-Core rev: 297719989ebe8ce7d50e3991cba3e268938690ce)
Signed-off-by: Pavel Zhukov <pavel.zhukov@huawei.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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