ALT-BU-2021-4349-1
Branch p10 update bulletin.
Package kernel-image-un-def updated to version 5.14.17-alt1 for branch p10 in task 289225.
Closed vulnerabilities
BDU:2021-05473
Уязвимость функции detach_capi_ctr драйвера /isdn/capi/kcapi.c ядра операционных систем семейства Linux, позволяющая нарушителю вызвать отказ в обслуживании
BDU:2021-05673
Уязвимость реализации функции tipc_crypto_key_rcv() протокола для внутрикластерного взаимодействия Transparent Inter-Process Communication (TIPC) ядра операционных систем Linux, позволяющая нарушителю вызвать отказ в обслуживании или повысить свои привилегии
BDU:2022-02442
Уязвимость функции block_invalidatepage() ядра операционных систем Linux, позволяющая нарушителю вызвать отказ в обслуживании
BDU:2022-02682
Уязвимость ядра драйвера FireDTV ядра операционной системы Linux, позволяющая нарушителю вызвать аварийное завершение системы и оказать воздействие на конфиденциальность и целостность защищаемой информации
BDU:2022-05646
Уязвимость интерфейса контроллера NFC (NCI) ядра операционной системы Linux, позволяющая нарушителю повысить свои привилегии
Modified: 2024-11-21
CVE-2021-3760
A flaw was found in the Linux kernel. A use-after-free vulnerability in the NFC stack can lead to a threat to confidentiality, integrity, and system availability.
- https://bugzilla.redhat.com/show_bug.cgi?id=2000585
- https://bugzilla.redhat.com/show_bug.cgi?id=2000585
- [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
- [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
- https://security.netapp.com/advisory/ntap-20220318-0007/
- https://security.netapp.com/advisory/ntap-20220318-0007/
- DSA-5096
- DSA-5096
Modified: 2024-11-21
CVE-2021-4093
A flaw was found in the KVM's AMD code for supporting the Secure Encrypted Virtualization-Encrypted State (SEV-ES). A KVM guest using SEV-ES can trigger out-of-bounds reads and writes in the host kernel via a malicious VMGEXIT for a string I/O instruction (for example, outs or ins) using the exit reason SVM_EXIT_IOIO. This issue results in a crash of the entire system or a potential guest-to-host escape scenario.
Modified: 2024-11-21
CVE-2021-4148
A vulnerability was found in the Linux kernel's block_invalidatepage in fs/buffer.c in the filesystem. A missing sanity check may allow a local attacker with user privilege to cause a denial of service (DOS) problem.
Modified: 2024-11-21
CVE-2021-42327
dp_link_settings_write in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c in the Linux kernel through 5.14.14 allows a heap-based buffer overflow by an attacker who can write a string to the AMD GPU display drivers debug filesystem. There are no checks on size within parse_write_buffer_into_params when it uses the size of copy_from_user to copy a userspace buffer into a 40-byte heap buffer.
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f23750b5b3d98653b31d4469592935ef6364ad67
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f23750b5b3d98653b31d4469592935ef6364ad67
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
- FEDORA-2021-a093973910
- FEDORA-2021-a093973910
- https://security.netapp.com/advisory/ntap-20211118-0005/
- https://security.netapp.com/advisory/ntap-20211118-0005/
- https://www.mail-archive.com/amd-gfx%40lists.freedesktop.org/msg69080.html
- https://www.mail-archive.com/amd-gfx%40lists.freedesktop.org/msg69080.html
Modified: 2024-11-21
CVE-2021-42739
The firewire subsystem in the Linux kernel through 5.14.13 has a buffer overflow related to drivers/media/firewire/firedtv-avc.c and drivers/media/firewire/firedtv-ci.c, because avc_ca_pmt mishandles bounds checking.
- https://bugzilla.redhat.com/show_bug.cgi?id=1951739
- https://bugzilla.redhat.com/show_bug.cgi?id=1951739
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=35d2969ea3c7d32aee78066b1f3cf61a0d935a4e
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=35d2969ea3c7d32aee78066b1f3cf61a0d935a4e
- https://lore.kernel.org/linux-media/YHaulytonFcW+lyZ%40mwanda/
- https://lore.kernel.org/linux-media/YHaulytonFcW+lyZ%40mwanda/
- https://seclists.org/oss-sec/2021/q2/46
- https://seclists.org/oss-sec/2021/q2/46
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.starwindsoftware.com/security/sw-20220804-0001/
- https://www.starwindsoftware.com/security/sw-20220804-0001/
Modified: 2024-11-21
CVE-2021-43267
An issue was discovered in net/tipc/crypto.c in the Linux kernel before 5.14.16. The Transparent Inter-Process Communication (TIPC) functionality allows remote attackers to exploit insufficient validation of user-supplied sizes for the MSG_CRYPTO message type.
- [oss-security] 20220210 CVE-2022-0435: Remote Stack Overflow in Linux Kernel TIPC Module since 4.8 (net/tipc)
- [oss-security] 20220210 CVE-2022-0435: Remote Stack Overflow in Linux Kernel TIPC Module since 4.8 (net/tipc)
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.16
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.16
- https://github.com/torvalds/linux/commit/fa40d9734a57bcbfa79a280189799f76c88f7bb0
- https://github.com/torvalds/linux/commit/fa40d9734a57bcbfa79a280189799f76c88f7bb0
- FEDORA-2021-bdd146e463
- FEDORA-2021-bdd146e463
- FEDORA-2021-a093973910
- FEDORA-2021-a093973910
- https://security.netapp.com/advisory/ntap-20211125-0002/
- https://security.netapp.com/advisory/ntap-20211125-0002/
Modified: 2024-11-21
CVE-2021-43389
An issue was discovered in the Linux kernel before 5.14.15. There is an array-index-out-of-bounds flaw in the detach_capi_ctr function in drivers/isdn/capi/kcapi.c.
- [oss-security] 20211105 Re: Linux kernel: isdn: cpai: array-index-out-of-bounds in detach_capi_ctr in drivers/isdn/capi/kcapi.c
- [oss-security] 20211105 Re: Linux kernel: isdn: cpai: array-index-out-of-bounds in detach_capi_ctr in drivers/isdn/capi/kcapi.c
- https://bugzilla.redhat.com/show_bug.cgi?id=2013180
- https://bugzilla.redhat.com/show_bug.cgi?id=2013180
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.15
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.15
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1f3e2e97c003f80c4b087092b225c8787ff91e4d
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1f3e2e97c003f80c4b087092b225c8787ff91e4d
- [debian-lts-announce] 20211216 [SECURITY] [DLA 2843-1] linux security update
- [debian-lts-announce] 20211216 [SECURITY] [DLA 2843-1] linux security update
- [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
- [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
- https://lore.kernel.org/netdev/CAFcO6XOvGQrRTaTkaJ0p3zR7y7nrAWD79r48=L_BbOyrK9X-vA%40mail.gmail.com/
- https://lore.kernel.org/netdev/CAFcO6XOvGQrRTaTkaJ0p3zR7y7nrAWD79r48=L_BbOyrK9X-vA%40mail.gmail.com/
- https://seclists.org/oss-sec/2021/q4/39
- https://seclists.org/oss-sec/2021/q4/39
- DSA-5096
- DSA-5096
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.oracle.com/security-alerts/cpujul2022.html