2021-07-03
ALT-BU-2021-4014-1
Branch p8 update bulletin.
Package kernel-image-un-def updated to version 4.19.196-alt0.M80P.1 for branch p8 in task 276521.
Closed vulnerabilities
Published: 2021-06-22
BDU:2021-03938
Уязвимость компонента kernel/module.c ядра операционной системы Linux, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации
Severity: HIGH (7.8)
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2021-07-07
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2021-35039
kernel/module.c in the Linux kernel before 5.12.14 mishandles Signature Verification, aka CID-0c18f29aae7c. Without CONFIG_MODULE_SIG, verification that a kernel module is signed, for loading via init_module, does not occur for a module.sig_enforce=1 command-line argument.
Severity: HIGH (7.8)
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
- [oss-security] 20210706 CVE-2021-35039: Linux kernel loading unsigned kernel modules via init_module syscall
- [oss-security] 20210706 CVE-2021-35039: Linux kernel loading unsigned kernel modules via init_module syscall
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.14
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.14
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0c18f29aae7ce3dadd26d8ee3505d07cc982df75
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0c18f29aae7ce3dadd26d8ee3505d07cc982df75
- https://github.com/torvalds/linux/commit/0c18f29aae7ce3dadd26d8ee3505d07cc982df75
- https://github.com/torvalds/linux/commit/0c18f29aae7ce3dadd26d8ee3505d07cc982df75
- [debian-lts-announce] 20211015 [SECURITY] [DLA 2785-1] linux-4.19 security update
- [debian-lts-announce] 20211015 [SECURITY] [DLA 2785-1] linux-4.19 security update
- https://security.netapp.com/advisory/ntap-20210813-0004/
- https://security.netapp.com/advisory/ntap-20210813-0004/
- https://www.openwall.com/lists/oss-security/2021/07/06/3
- https://www.openwall.com/lists/oss-security/2021/07/06/3