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CVSS: 7.8EPSS: 0%CPEs: 8EXPL: 0

12 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: jfs: xattr: fix buffer overflow for invalid xattr When an xattr size is not what is expected, it is printed out to the kernel log in hex format as a form of debugging. But when that xattr size is bigger than the expected size, printing it out can cause an access off the end of the buffer. Fix this all up by properly restricting the size of the debug hex dump in the kernel log. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: ... • https://git.kernel.org/stable/c/f0dedb5c511ed82cbaff4997a8decf2351ba549f • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-121: Stack-based Buffer Overflow •

CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0

12 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: HID: core: remove unnecessary WARN_ON() in implement() Syzkaller hit a warning [1] in a call to implement() when trying to write a value into a field of smaller size in an output report. Since implement() already has a warn message printed out with the help of hid_warn() and value in question gets trimmed with: ... value &= m; ... WARN_ON may be considered superfluous. Remove it to suppress future syzkaller triggers. [1] WARNING: CPU: 0 PID... • https://git.kernel.org/stable/c/95d1c8951e5bd50bb89654a99a7012b1e75646bd •

CVSS: 7.0EPSS: 0%CPEs: 3EXPL: 0

12 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: io_uring/io-wq: Use set_bit() and test_bit() at worker->flags Utilize set_bit() and test_bit() on worker->flags within io_uring/io-wq to address potential data races. The structure io_worker->flags may be accessed through various data paths, leading to concurrency issues. When KCSAN is enabled, it reveals data races occurring in io_worker_handle_work and io_wq_activate_free_worker functions. BUG: KCSAN: data-race in io_worker_handle_work / ... • https://git.kernel.org/stable/c/ab702c3483db9046bab9f40306f1a28b22dbbdc0 • CWE-364: Signal Handler Race Condition •

CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0

12 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: drivers: core: synchronize really_probe() and dev_uevent() Synchronize the dev->driver usage in really_probe() and dev_uevent(). These can run in different threads, what can result in the following race condition for dev->driver uninitialization: Thread #1: ========== really_probe() { ... probe_failed: ... device_unbind_cleanup(dev) { ... dev->driver = NULL; // <= Failed probe sets dev->driver to NULL ... } ... } Thread #2: ========== dev_u... • https://git.kernel.org/stable/c/239378f16aa1ab5c502e42a06359d2de4f88ebb4 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •

CVSS: 4.6EPSS: 0%CPEs: 8EXPL: 0

12 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: vmci: prevent speculation leaks by sanitizing event in event_deliver() Coverity spotted that event_msg is controlled by user-space, event_msg->event_data.event is passed to event_deliver() and used as an index without sanitization. This change ensures that the event index is sanitized to mitigate any possibility of speculative information leaks. This bug was discovered and resolved using Coverity Static Analysis Security Testing (SAST) by S... • https://git.kernel.org/stable/c/1d990201f9bb499b7c76ab00abeb7e803c0bcb2a • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVSS: 7.8EPSS: 0%CPEs: 4EXPL: 0

12 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix use-after-free due to race with dev replace While loading a zone's info during creation of a block group, we can race with a device replace operation and then trigger a use-after-free on the device that was just replaced (source device of the replace operation). This happens because at btrfs_load_zone_info() we extract a device from the chunk map into a local variable and then use the device while not under the protection ... • https://git.kernel.org/stable/c/17765964703b88d8befd899f8501150bb7e07e43 • CWE-416: Use After Free •

CVSS: 7.8EPSS: 0%CPEs: 7EXPL: 0

12 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: greybus: Fix use-after-free bug in gb_interface_release due to race condition. In gb_interface_create, &intf->mode_switch_completion is bound with gb_interface_mode_switch_work. Then it will be started by gb_interface_request_mode_switch. Here is the relevant code. if (!queue_work(system_long_wq, &intf->mode_switch_work)) { ... } If we call gb_interface_release to make cleanup, there may be an unfinished work. • https://git.kernel.org/stable/c/74cd0a421896b2e07eafe7da4275302bfecef201 • CWE-416: Use After Free •

CVSS: 7.8EPSS: 0%CPEs: 5EXPL: 0

12 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: ima: Fix use-after-free on a dentry's dname.name ->d_name.name can change on rename and the earlier value can be freed; there are conditions sufficient to stabilize it (->d_lock on dentry, ->d_lock on its parent, ->i_rwsem exclusive on the parent's inode, rename_lock), but none of those are met at any of the sites. Take a stable snapshot of the name instead. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: ima: corrige el use... • https://git.kernel.org/stable/c/0b31e28fbd773aefb6164687e0767319b8199829 • CWE-416: Use After Free •

CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0

10 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: arm64: asm-bug: Add .align 2 to the end of __BUG_ENTRY When CONFIG_DEBUG_BUGVERBOSE=n, we fail to add necessary padding bytes to bug_table entries, and as a result the last entry in a bug table will be ignored, potentially leading to an unexpected panic(). All prior entries in the table will be handled correctly. The arm64 ABI requires that struct fields of up to 8 bytes are naturally-aligned, with padding added within a struct such that st... • https://git.kernel.org/stable/c/9fb7410f955f7a62c1f882ca8f9ffd4525907e28 •

CVSS: 7.1EPSS: 0%CPEs: 8EXPL: 0

09 Jul 2024 — In the Linux kernel, the following vulnerability has been resolved: bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set() In function bond_option_arp_ip_targets_set(), if newval->string is an empty string, newval->string+1 will point to the byte after the string, causing an out-of-bound read. BUG: KASAN: slab-out-of-bounds in strlen+0x7d/0xa0 lib/string.c:418 Read of size 1 at addr ffff8881119c4781 by task syz-executor665/8107 CPU: 1 PID: 8107 Comm: syz-executor665 Not tainted 6.7.0-rc7 #1 Har... • https://git.kernel.org/stable/c/f9de11a165943a55e0fbda714caf60eaeb276a42 •