UBUNTU-CVE-2022-49331

In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: fix memory leaks in EVTTRANSACTION handling Error paths do not free previously allocated memory. Add devmkfree to those failure paths...

CVE-2022-49059

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: add flushworkqueue to prevent uaf Our detector found a concurrent use-after-free bug when detaching an NCI device. The main reason for this bug is the unexpected scheduling between the used delayed mechanism timer and...

CVE-2022-49505 NFC: NULL out the dev->rfkill to prevent UAF

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...

CVE-2022-49505

Mode C: The CVE-2022-49505 issue affects the Linux kernel NFC subsystem. The root cause is a UAF (use-after-free) of the rfkill object in the NFC device handling: during nfc_dev_up() and related operations, the rfkill state could be dereferenced if the device is removed via nfc_unregister_device(...

CVE-2022-49505 NFC: NULL out the dev->rfkill to prevent UAF

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...

CVE-2022-49505 NFC: NULL out the dev->rfkill to prevent UAF

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...

CVE-2022-49505

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...

CVE-2022-49331

In the Linux kernel, the nfc: st21nfca driver was fixed to address memory leaks in EVT_TRANSACTION handling. The error paths did not free previously allocated memory, and the patch adds devm_kfree() to those failure paths to prevent leaks. The CVE entry CVE-2022-49331 reflects this fix. The avail...

CVE-2022-49331 nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling

In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: fix memory leaks in EVTTRANSACTION handling Error paths do not free previously allocated memory. Add devmkfree to those failure paths...

CVE-2022-49059 nfc: nci: add flush_workqueue to prevent uaf

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: add flushworkqueue to prevent uaf Our detector found a concurrent use-after-free bug when detaching an NCI device. The main reason for this bug is the unexpected scheduling between the used delayed mechanism timer and...

CVE-2022-49059 nfc: nci: add flush_workqueue to prevent uaf

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: add flushworkqueue to prevent uaf Our detector found a concurrent use-after-free bug when detaching an NCI device. The main reason for this bug is the unexpected scheduling between the used delayed mechanism timer and...

CVE-2022-49059 nfc: nci: add flush_workqueue to prevent uaf

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: add flushworkqueue to prevent uaf Our detector found a concurrent use-after-free bug when detaching an NCI device. The main reason for this bug is the unexpected scheduling between the used delayed mechanism timer and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Added check for filling the poll mod list. In cases where improtocols has a value of 1 and tmprotocols has a value of 0, this combination successfully passes the check. This condition is specified as “!improtocols &&...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nfc: llcp: fixed unsafe copies in nfcllcpsetsockopt syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: out-of-bounds access in copyfromsockptroffset include/linux/sockptr.h:49 inli...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nfc: nci: Fixed an uninit-value issue in ncirxwork. syzbot reported the following uninit-value access issue 1. ncirxwork parses the received packet from ndev-rxq. It is necessary to validate the header size, payload size, and...

CVE-2024-0568

CWE-287: Improper Authentication vulnerability exists that could cause unauthorized tampering of device configuration over NFC communication...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2022-36280: Fixed out-of-bounds memory access vulnerability found in vmwgfx driver bsc1203332. CVE-2022-48742: rtnetlink: make sure to refresh masterdev/mops in...

CLSA-2025-1736470534 Fix of 32 CVEs

CVE-url: https://ubuntu.com/security/CVE-2021-47466 - mm, slub: fix potential memoryleak in kmemcacheopen CVE-url: https://ubuntu.com/security/CVE-2024-36968 - Bluetooth: L2CAP: Fix div-by-zero in l2capleflowctlinit Bionic update: upstream stable patchset 2021-06-23 LP: 1933375 // CVE- url:...

CLSA-2025-1736470237 Fix of 32 CVEs

CVE-url: https://ubuntu.com/security/CVE-2021-47466 - mm, slub: fix potential memoryleak in kmemcacheopen CVE-url: https://ubuntu.com/security/CVE-2024-36968 - Bluetooth: L2CAP: Fix div-by-zero in l2capleflowctlinit Bionic update: upstream stable patchset 2021-06-23 LP: 1933375 // CVE- url:...

CLSA-2025-1736469452 Fix of 35 CVEs

CVE-url: https://ubuntu.com/security/CVE-2023-52664 - net: atlantic: eliminate double free in error handling logic CVE-url: https://ubuntu.com/security/CVE-2023-52698 - calipso: fix memory leak in netlblcalipsoaddpass CVE-url: https://ubuntu.com/security/CVE-2021-47466 - mm, slub: fix potential...