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From bippy-5f407fcff5a0 Mon Sep 17 00:00:00 2001
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: <linux-cve-announce@vger.kernel.org>
Reply-to: <cve@kernel.org>, <linux-kernel@vger.kernel.org>
Subject: CVE-2024-50168: net/sun3_82586: fix potential memory leak in sun3_82586_send_packet()
Description
===========
In the Linux kernel, the following vulnerability has been resolved:
net/sun3_82586: fix potential memory leak in sun3_82586_send_packet()
The sun3_82586_send_packet() returns NETDEV_TX_OK without freeing skb
in case of skb->len being too long, add dev_kfree_skb() to fix it.
The Linux kernel CVE team has assigned CVE-2024-50168 to this issue.
Affected and fixed versions
===========================
Issue introduced in 2.6.12 with commit 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and fixed in 4.19.323 with commit 137010d26dc5cd47cd62fef77cbe952d31951b7a
Issue introduced in 2.6.12 with commit 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and fixed in 5.4.285 with commit 8d5b20fbc548650019afa96822b6a33ea4ec8aa5
Issue introduced in 2.6.12 with commit 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and fixed in 5.10.229 with commit db755e55349045375c5c7036e8650afb3ff419d8
Issue introduced in 2.6.12 with commit 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and fixed in 5.15.170 with commit 9c6ce55e6f0bd1541f112833006b4052614c7d94
Issue introduced in 2.6.12 with commit 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and fixed in 6.1.115 with commit 1a17a4ac2d57102497fac53b53c666dba6a0c20d
Issue introduced in 2.6.12 with commit 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and fixed in 6.6.59 with commit 6dc937a3086e344f965ca5c459f8f3eb6b68d890
Issue introduced in 2.6.12 with commit 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and fixed in 6.11.6 with commit 84f2bac74000dbb7a177d9b98a17031ec8d07ec5
Issue introduced in 2.6.12 with commit 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and fixed in 6.12 with commit 2cb3f56e827abb22c4168ad0c1bbbf401bb2f3b8
Please see https://www.kernel.org for a full list of currently supported
kernel versions by the kernel community.
Unaffected versions might change over time as fixes are backported to
older supported kernel versions. The official CVE entry at
https://cve.org/CVERecord/?id=CVE-2024-50168
will be updated if fixes are backported, please check that for the most
up to date information about this issue.
Affected files
==============
The file(s) affected by this issue are:
drivers/net/ethernet/i825xx/sun3_82586.c
Mitigation
==========
The Linux kernel CVE team recommends that you update to the latest
stable kernel version for this, and many other bugfixes. Individual
changes are never tested alone, but rather are part of a larger kernel
release. Cherry-picking individual commits is not recommended or
supported by the Linux kernel community at all. If however, updating to
the latest release is impossible, the individual changes to resolve this
issue can be found at these commits:
https://git.kernel.org/stable/c/137010d26dc5cd47cd62fef77cbe952d31951b7a
https://git.kernel.org/stable/c/8d5b20fbc548650019afa96822b6a33ea4ec8aa5
https://git.kernel.org/stable/c/db755e55349045375c5c7036e8650afb3ff419d8
https://git.kernel.org/stable/c/9c6ce55e6f0bd1541f112833006b4052614c7d94
https://git.kernel.org/stable/c/1a17a4ac2d57102497fac53b53c666dba6a0c20d
https://git.kernel.org/stable/c/6dc937a3086e344f965ca5c459f8f3eb6b68d890
https://git.kernel.org/stable/c/84f2bac74000dbb7a177d9b98a17031ec8d07ec5
https://git.kernel.org/stable/c/2cb3f56e827abb22c4168ad0c1bbbf401bb2f3b8