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From: Alexey Panov <apanov@astralinux.ru>
To: stable@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Alexey Panov <apanov@astralinux.ru>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>,
Paolo Abeni <pabeni@redhat.com>,
Sasha Levin <sashal@kernel.org>,
Kuniyuki Iwashima <kuniyu@amazon.com>,
Mohamed Khalfella <mkhalfella@purestorage.com>,
Pratyush Yadav <ptyadav@amazon.de>,
Kees Cook <keescook@chromium.org>,
Liang Chen <liangchen.linux@gmail.com>,
Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>,
netdev@vger.kernel.org,
linux-kernel@vger.kernel.org,
lvc-project@linuxtesting.org
Subject: [PATCH 5.10/5.15/6.1 0/1] net: prevent mss overflow in skb_segment()
Date: Tue, 6 Feb 2024 20:38:43 +0300
Message-Id: <20240206173844.30271-1-apanov@astralinux.ru>
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net: prevent mss overflow in skb_segment()
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Message
Alexey Panov
Feb. 6, 2024, 5:38 p.m. UTC
Syzkaller reports NULL pointer dereference issue at skb_segment() in 5.10/5.15/6.1 stable releases. The problem has been fixed by the following patch which can be cleanly applied to 5.10/5.15/6.1 branches. Found by Linux Verification Center (linuxtesting.org) with Syzkaller.