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Bug 927557 (CVE-2024-28834, CVE-2024-28835) - <net-libs/gnutls-3.8.5: multiple vulnerabilities
Summary: <net-libs/gnutls-3.8.5: multiple vulnerabilities
Status: IN_PROGRESS
Alias: CVE-2024-28834, CVE-2024-28835
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Security
URL: https://lists.gnupg.org/pipermail/gnu...
Whiteboard: A3 [stable?]
Keywords:
Depends on:
Blocks:
 
Reported: 2024-03-22 20:10 UTC by Christopher Fore
Modified: 2024-04-15 06:52 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


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Description Christopher Fore 2024-03-22 20:10:05 UTC
CVE-2024-28834: 

A flaw was found in GnuTLS. The Minerva attack is a cryptographic vulnerability that exploits deterministic behavior in systems like GnuTLS, leading to side-channel leaks. In specific scenarios, such as when using the GNUTLS_PRIVKEY_FLAG_REPRODUCIBLE flag, it can result in a noticeable step in nonce size from 513 to 512 bits, exposing a potential timing side-channel.

CVE-2024-28835:

A flaw has been discovered in GnuTLS where an application crash can be induced when attempting to verify a specially crafted .pem bundle using the "certtool --verify-chain" command.
Comment 1 Larry the Git Cow gentoo-dev 2024-04-15 06:51:54 UTC
The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=14ac036c44d51f04f0bb797c152ab1db6c2b684b

commit 14ac036c44d51f04f0bb797c152ab1db6c2b684b
Author:     Sam James <sam@gentoo.org>
AuthorDate: 2024-04-15 06:41:26 +0000
Commit:     Sam James <sam@gentoo.org>
CommitDate: 2024-04-15 06:51:32 +0000

    net-libs/gnutls: add 3.8.5
    
    Bug: https://bugs.gentoo.org/927557
    Signed-off-by: Sam James <sam@gentoo.org>

 net-libs/gnutls/Manifest            |   2 +
 net-libs/gnutls/gnutls-3.8.5.ebuild | 149 ++++++++++++++++++++++++++++++++++++
 2 files changed, 151 insertions(+)