ALT-BU-2021-3859-1
Branch sisyphus update bulletin.
Package alterator-multiseat updated to version 0.0.3-alt1 for branch sisyphus in task 270062.
Closed bugs
alterator-multiseat: для применения изменений необходима перезагрузка (добавить предупреждение)
Package kernel-image-un-def updated to version 5.11.15-alt1 for branch sisyphus in task 270074.
Closed vulnerabilities
BDU:2021-04828
Уязвимость функции cipso_v4_genopt (net/ipv4/cipso_ipv4.c) ядра операционной системы Linux, позволяющая нарушителю выполнить произвольный код
BDU:2022-03028
Уязвимость функции llcp_sock_connect() операционной системы Linux, позволяющая нарушителю повысить свои привилегии
BDU:2022-03139
Уязвимость функции llcp_sock_bind() протокола nfc ядра операционной системы Linux, позволяющая нарушителю получить доступ к конфиденциальным данным, нарушить их целостность, а также вызвать отказ в обслуживании
BDU:2022-03141
Уязвимость функции llcp_sock_connect() протокола nfc ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2024-11-21
CVE-2020-25670
A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.
- [oss-security] 20201101 [CVE-2020-25670,CVE-2020-25671,CVE-2020-25672,CVE-2020-25673]Linux kernel: many bugs in nfc socket
- [oss-security] 20201101 [CVE-2020-25670,CVE-2020-25671,CVE-2020-25672,CVE-2020-25673]Linux kernel: many bugs in nfc socket
- [oss-security] 20210511 CVE-2021-23134: Linux kernel: UAF in nfc sockets
- [oss-security] 20210511 CVE-2021-23134: Linux kernel: UAF in nfc sockets
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update
- FEDORA-2021-21360476b6
- FEDORA-2021-21360476b6
- FEDORA-2021-1c170a7c7c
- FEDORA-2021-1c170a7c7c
- FEDORA-2021-d56567bdab
- FEDORA-2021-d56567bdab
- https://security.netapp.com/advisory/ntap-20210702-0008/
- https://security.netapp.com/advisory/ntap-20210702-0008/
- https://www.openwall.com/lists/oss-security/2020/11/01/1
- https://www.openwall.com/lists/oss-security/2020/11/01/1
Modified: 2024-11-21
CVE-2020-25671
A vulnerability was found in Linux Kernel, where a refcount leak in llcp_sock_connect() causing use-after-free which might lead to privilege escalations.
- [oss-security] 20201101 [CVE-2020-25670,CVE-2020-25671,CVE-2020-25672,CVE-2020-25673]Linux kernel: many bugs in nfc socket
- [oss-security] 20201101 [CVE-2020-25670,CVE-2020-25671,CVE-2020-25672,CVE-2020-25673]Linux kernel: many bugs in nfc socket
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update
- FEDORA-2021-21360476b6
- FEDORA-2021-21360476b6
- FEDORA-2021-1c170a7c7c
- FEDORA-2021-1c170a7c7c
- FEDORA-2021-d56567bdab
- FEDORA-2021-d56567bdab
- https://security.netapp.com/advisory/ntap-20210702-0008/
- https://security.netapp.com/advisory/ntap-20210702-0008/
- https://www.openwall.com/lists/oss-security/2020/11/01/1
- https://www.openwall.com/lists/oss-security/2020/11/01/1
Modified: 2024-11-21
CVE-2020-25672
A memory leak vulnerability was found in Linux kernel in llcp_sock_connect
- [oss-security] 20201101 [CVE-2020-25670,CVE-2020-25671,CVE-2020-25672,CVE-2020-25673]Linux kernel: many bugs in nfc socket
- [oss-security] 20201101 [CVE-2020-25670,CVE-2020-25671,CVE-2020-25672,CVE-2020-25673]Linux kernel: many bugs in nfc socket
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update
- FEDORA-2021-21360476b6
- FEDORA-2021-21360476b6
- FEDORA-2021-1c170a7c7c
- FEDORA-2021-1c170a7c7c
- FEDORA-2021-d56567bdab
- FEDORA-2021-d56567bdab
- https://security.netapp.com/advisory/ntap-20210702-0008/
- https://security.netapp.com/advisory/ntap-20210702-0008/
- https://www.openwall.com/lists/oss-security/2020/11/01/1
- https://www.openwall.com/lists/oss-security/2020/11/01/1
Modified: 2024-11-21
CVE-2021-33033
The Linux kernel before 5.11.14 has a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value.
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.14
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.14
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ad5d07f4a9cd671233ae20983848874731102c08
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ad5d07f4a9cd671233ae20983848874731102c08
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-cipso_v4_genopt
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-cipso_v4_genopt
- https://syzkaller.appspot.com/bug?id=96e7d345748d8814901c91cd92084ed04b46701e
- https://syzkaller.appspot.com/bug?id=96e7d345748d8814901c91cd92084ed04b46701e