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Backport #17281

There is a subtle bug in the SSH library x/crypto/ssh which makes the incorrect
assumption that the public key type is the same as the signature algorithm type.

This means that only ssh-rsa signatures are offered by default.

This PR adds a workaround around this problem.

Fix #17175

Signed-off-by: Andrew Thornton [email protected]

…tea#17281)

Backport go-gitea#17281

There is a subtle bug in the SSH library x/crypto/ssh which makes the incorrect
assumption that the public key type is the same as the signature algorithm type.

This means that only ssh-rsa signatures are offered by default.

This PR adds a workaround around this problem.

Fix go-gitea#17175

Signed-off-by: Andrew Thornton <[email protected]>
@zeripath zeripath added this to the 1.15.5 milestone Oct 20, 2021
@GiteaBot GiteaBot added the lgtm/need 1 This PR needs approval from one additional maintainer to be merged. label Oct 20, 2021
@GiteaBot GiteaBot added lgtm/done This PR has enough approvals to get merged. There are no important open reservations anymore. and removed lgtm/need 1 This PR needs approval from one additional maintainer to be merged. labels Oct 20, 2021
@wxiaoguang wxiaoguang merged commit 8ace5c1 into go-gitea:release/v1.15 Oct 21, 2021
@zeripath zeripath deleted the backport-17281-v1.15 branch October 21, 2021 08:45
zeripath added a commit to zeripath/gitea that referenced this pull request Oct 21, 2021
* SECURITY
  * Upgrade Bluemonday to v1.0.16 (go-gitea#17372) (go-gitea#17374)
  * Ensure correct SSH permissions check for private and restricted users (go-gitea#17370) (go-gitea#17373)
* BUGFIXES
  * Prevent NPE in CSV diff rendering when column removed (go-gitea#17018) (go-gitea#17377)
  * Offer rsa-sha2-512 and rsa-sha2-256 algorithms in internal SSH (go-gitea#17281) (go-gitea#17376)
  * Don't panic if we fail to parse U2FRegistration data (go-gitea#17304) (go-gitea#17371)
  * Ensure popup text is aligned left (backport for 1.15) (go-gitea#17343)
  * Ensure that git daemon export ok is created for mirrors (go-gitea#17243) (go-gitea#17306)
  * Disable core.protectNTFS (go-gitea#17300) (go-gitea#17302)
  * Use pointer for wrappedConn methods (go-gitea#17295) (go-gitea#17296)
  * AutoRegistration is supposed to be working with disabled registration (backport) (go-gitea#17292)
  * Handle duplicate keys on GPG key ring (go-gitea#17242) (go-gitea#17284)
  * Fix SVG side by side comparison link (go-gitea#17375) (go-gitea#17391)

Signed-off-by: Andrew Thornton <[email protected]>
@zeripath zeripath mentioned this pull request Oct 21, 2021
6543 pushed a commit that referenced this pull request Oct 21, 2021
* SECURITY
  * Upgrade Bluemonday to v1.0.16 (#17372) (#17374)
  * Ensure correct SSH permissions check for private and restricted users (#17370) (#17373)
* BUGFIXES
  * Prevent NPE in CSV diff rendering when column removed (#17018) (#17377)
  * Offer rsa-sha2-512 and rsa-sha2-256 algorithms in internal SSH (#17281) (#17376)
  * Don't panic if we fail to parse U2FRegistration data (#17304) (#17371)
  * Ensure popup text is aligned left (backport for 1.15) (#17343)
  * Ensure that git daemon export ok is created for mirrors (#17243) (#17306)
  * Disable core.protectNTFS (#17300) (#17302)
  * Use pointer for wrappedConn methods (#17295) (#17296)
  * AutoRegistration is supposed to be working with disabled registration (backport) (#17292)
  * Handle duplicate keys on GPG key ring (#17242) (#17284)
  * Fix SVG side by side comparison link (#17375) (#17391)

Signed-off-by: Andrew Thornton <[email protected]>
zeripath added a commit to zeripath/gitea that referenced this pull request Oct 22, 2021
Frontport go-gitea#17392

* SECURITY
  * Upgrade Bluemonday to v1.0.16 (go-gitea#17372) (go-gitea#17374)
  * Ensure correct SSH permissions check for private and restricted users (go-gitea#17370) (go-gitea#17373)
* BUGFIXES
  * Prevent NPE in CSV diff rendering when column removed (go-gitea#17018) (go-gitea#17377)
  * Offer rsa-sha2-512 and rsa-sha2-256 algorithms in internal SSH (go-gitea#17281) (go-gitea#17376)
  * Don't panic if we fail to parse U2FRegistration data (go-gitea#17304) (go-gitea#17371)
  * Ensure popup text is aligned left (backport for 1.15) (go-gitea#17343)
  * Ensure that git daemon export ok is created for mirrors (go-gitea#17243) (go-gitea#17306)
  * Disable core.protectNTFS (go-gitea#17300) (go-gitea#17302)
  * Use pointer for wrappedConn methods (go-gitea#17295) (go-gitea#17296)
  * AutoRegistration is supposed to be working with disabled registration (backport) (go-gitea#17292)
  * Handle duplicate keys on GPG key ring (go-gitea#17242) (go-gitea#17284)
  * Fix SVG side by side comparison link (go-gitea#17375) (go-gitea#17391)

Signed-off-by: Andrew Thornton <[email protected]>
@zeripath zeripath mentioned this pull request Oct 31, 2021
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@go-gitea go-gitea locked and limited conversation to collaborators Apr 28, 2022
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6 participants