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GODRIVER-1918 Check for zero length in readstring #613

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merged 1 commit into from Mar 24, 2021
Merged

GODRIVER-1918 Check for zero length in readstring #613

merged 1 commit into from Mar 24, 2021

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benjirewis
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GODRIVER-1918

Adds a check for zero length strings in readstring to ensure that a malformed string such as {0x0, 0x0, 0x0, 0x0} will not panic with StringValue() and StringValueOk().

Adds two new tests to verify no panic in the case of zero-length strings.

@benjirewis
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In case anyone is curious, a BSON string can never have length 0. An empty string in BSON is represented as 0x1, 0x0, 0x0, 0x0, 0x0 in bytes.

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@kevinAlbs kevinAlbs left a comment

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LGTM!

@benjirewis benjirewis merged commit 801470d into mongodb:master Mar 24, 2021
@benjirewis benjirewis deleted the stringValuePanic.1918 branch March 24, 2021 22:18
faem pushed a commit to kubedb/mongo-go-driver that referenced this pull request Mar 17, 2022
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