Bug 769419 – <dev-python/cryptography-3.3.2: certain sequences of update calls to symmetrically encrypt multi-GB values could result in an integer overflow and buffer overflow

• Status: RESOLVED FIXED
• Product: Gentoo Security

[Description Michał Górny 2021-02-08 08:31:34 UTC]

* **SECURITY ISSUE:** Fixed a bug where certain sequences of ``update()`` calls
  when symmetrically encrypting very large payloads (>2GB) could result in an
  integer overflow, leading to buffer overflows. *CVE-2020-36242*

[addCollapseLink(1, 1, 'Toggle comment display'); Comment 1 NATTkA bot 2021-02-08 08:32:52 UTC Comment hidden (obsolete)]

Unable to check for sanity:

> no match for package: dev-python/cryptography-3.3.2

[addCollapseLink(2, 1, 'Toggle comment display'); Comment 2 NATTkA bot 2021-02-08 08:44:56 UTC Comment hidden (obsolete)]

All sanity-check issues have been resolved

[Comment 3 Sam James 2021-02-08 17:26:53 UTC]

x86 done

[Comment 4 Sam James 2021-02-09 06:16:49 UTC]

sparc done

[Comment 5 Sam James 2021-02-11 07:54:30 UTC]

amd64 done

[Comment 6 Sergei Trofimovich (RETIRED) 2021-02-11 23:00:05 UTC]

ppc64 stable

[Comment 7 Sam James 2021-02-13 17:57:45 UTC]

arm64 done

[Comment 8 Sam James 2021-02-14 19:44:22 UTC]

arm done

[Comment 9 Sam James 2021-02-15 10:49:13 UTC]

ppc done

[Comment 10 Rolf Eike Beer 2021-02-16 20:15:01 UTC]

hppa stable

[Comment 11 Sam James 2021-04-05 22:25:53 UTC]

s390 done

all arches done

[Comment 12 John Helmert III 2021-04-06 01:48:06 UTC]

Please cleanup.

[Comment 13 Larry the Git Cow 2021-04-06 06:28:28 UTC]

The bug has been closed via the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f4caeb851ad299b29220092be27856dd0e4c8d57

commit f4caeb851ad299b29220092be27856dd0e4c8d57
Author:     Michał Górny <[e-mail]>
AuthorDate: 2021-04-06 06:27:39 +0000
Commit:     Michał Górny <[e-mail]>
CommitDate: 2021-04-06 06:27:49 +0000

    dev-python/cryptography: Remove old
    
    Closes: https://bugs.gentoo.org/769419
    Signed-off-by: Michał Górny <[e-mail]>

 dev-python/cryptography/Manifest                  |  4 --
 dev-python/cryptography/cryptography-3.2.1.ebuild | 67 -----------------------
 dev-python/cryptography/cryptography-3.3.1.ebuild | 67 -----------------------
 3 files changed, 138 deletions(-)

[Comment 14 Michał Górny 2021-04-06 06:28:56 UTC]

Sry, wrong tag.

[Comment 15 NATTkA bot 2021-05-18 11:44:29 UTC]

Unable to check for sanity:

> no match for package: dev-python/cryptography-3.3.2

[Comment 16 Larry the Git Cow 2024-07-01 06:10:19 UTC]

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/data/glsa.git/commit/?id=c64e048a91b0aa0d481f453db2b0de77a5123fc4

commit c64e048a91b0aa0d481f453db2b0de77a5123fc4
Author:     GLSAMaker <[e-mail]>
AuthorDate: 2024-07-01 05:59:02 +0000
Commit:     John Helmert III <[e-mail]>
CommitDate: 2024-07-01 06:09:25 +0000

    [ GLSA 202407-06 ] cryptography: Multiple Vulnerabilities
    
    Bug: https://bugs.gentoo.org/769419
    Bug: https://bugs.gentoo.org/864049
    Bug: https://bugs.gentoo.org/893576
    Bug: https://bugs.gentoo.org/918685
    Bug: https://bugs.gentoo.org/925120
    Signed-off-by: GLSAMaker <[e-mail]>
    Signed-off-by: John Helmert III <[e-mail]>

 glsa-202407-06.xml | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)