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ConnMan (aka Connection Manager) 1.30 through 1.39 has a stack-based buffer overflow in uncompress in dnsproxy.c via NAME, RDATA, or RDLENGTH (for A or AAAA). Backport patch from: https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=eceb2e8d2341c041df55a5e2f047d9a8c491463c CVE: CVE-2021-33833 (From OE-Core rev: 8eb4fdd19fe4b275c26c49120b364cd24ec151d5) Signed-off-by: Steve Sakoman <steve@sakoman.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>