Summary
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- SCSI subsystem;
- TTY drivers;
- Ext4 file system;
- Bluetooth subsystem;
- USB sound devices;
(CVE-2024-53239, CVE-2024-50073, CVE-2023-52975, CVE-2024-49883,
CVE-2024-49950)
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · Pro FIPS-updates 16.04 LTS Pro:FIPS-updates:16.04:LTS | linux-fips | 4.4.0-1116.123 |
Vulnerabilities 5
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High 8.8
Bluetooth: L2CAP: Fix uaf in l2cap_connect
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix uaf in l2cap_connect [Syzbot reported] BUG: KASAN: slab-use-after-free in l2cap_connect.constprop.0+0x10d8/0x1270 net/bluetooth/l2cap_core.c:3949 Read of size 8 at addr …
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High 7.8
scsi: iscsi_tcp: Fix UAF during logout when accessing the shost ipaddress
In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi_tcp: Fix UAF during logout when accessing the shost ipaddress Bug report and analysis from Ding Hui. During iSCSI session logout, if another task accesses the shost ipaddress attr…
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High 7.8
ext4: aovid use-after-free in ext4_ext_insert_extent()
In the Linux kernel, the following vulnerability has been resolved: ext4: aovid use-after-free in ext4_ext_insert_extent() As Ojaswin mentioned in Link, in ext4_ext_insert_extent(), if the path is reallocated in ext4_ext_create_new_leaf(), we'll use the stale…
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High 7.8
tty: n_gsm: Fix use-after-free in gsm_cleanup_mux
In the Linux kernel, the following vulnerability has been resolved: tty: n_gsm: Fix use-after-free in gsm_cleanup_mux BUG: KASAN: slab-use-after-free in gsm_cleanup_mux+0x77b/0x7b0 drivers/tty/n_gsm.c:3160 [n_gsm] Read of size 8 at addr ffff88815fe99c00 by ta…
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High 7.8
ALSA: 6fire: Release resources at card release
In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: Release resources at card release The current 6fire code tries to release the resources right after the call of usb6fire_chip_abort(). But at this moment, the card object might b…