Linux Linux, SIMATIC CN 4100, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP 취약점
In the Linux kernel, the following vulnerability has been resolved: fs: writeback: fix use-after-free in __mark_inode_dirty() An use-after-free issue occurred when __mark_inode_dirty() get the bdi_writeback that was in the progress of switching. CPU: 1 PID: 562 Comm: systemd-random- Not tainted 6.6.56-gb4403bd46a8e #1 ...... pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __mark_inode_dirty+0x124/0x418 lr : __mark_inode_dirty+0x118/0x418 sp : ffffffc08c9dbbc0 ........ Call trace: __mark_inode_dirty+0x124/0x418 generic_update_time+0x4c/0x60 file_modified+0xcc/0xd0 ext4_b...
In the Linux kernel, the following vulnerability has been resolved: fs: writeback: fix use-after-free in __mark_inode_dirty() An use-after-free issue occurred when __mark_inode_dirty() get the bdi_writeback that was in the progress of switching. CPU: 1 PID: 562 Comm: systemd-random- Not tainted 6.6.56-gb4403bd46a8e #1 ...... pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __mark_inode_dirty+0x124/0x418 lr : __mark_inode_dirty+0x118/0x418 sp : ffffffc08c9dbbc0 ........ Call trace: __mark_inode_dirty+0x124/0x418 generic_update_time+0x4c/0x60 file_modified+0xcc/0xd0 ext4_b...
영향 제품·버전
제품 Linux Linux, SIMATIC CN 4100, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP
Linux Linux, SIMATIC CN 4100, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP의 현재 전체 버전이 공식 영향 범위(Linux Linux, SIMATIC CN 4100, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP >= 0747259d13febfcc838980a63c414c9b920cea6f < e2a14bbae5d8bacaa301362744a110e2be40a3a3, >= 0747259d13febfcc838980a63c414c9b920cea6f < b187c976111960e6e54a6b1fff724f6e3d39406c, >= 0747259d13febfcc838980a63c414c9b920cea6f < 1edc2feb9c759a9883dfe81cb5ed231412d8b2e4, >= 0747259d13febfcc838980a63c414c9b920cea6f < bf89b1f87c72df79cf76203f71fbf8349cd5c9de, >= 0747259d13febfcc838980a63c414c9b920cea6f < e63052921f1b25a836feb1500b841bff7a4a0456, >= 0747259d13febfcc838980a63c414c9b920cea6f < c8c14adf80bd1a6e4a1d7ee9c2a816881c26d17a, >= 0747259d13febfcc838980a63c414c9b920cea6f < d02d2c98d25793902f65803ab853b592c7a96b29, >= 4.2, < V5.0, >= V3.1.5, >= V3.1.6, >= 4.2 < 5.10.247, >= 5.11 < 5.15.192, >= 5.16 < 6.1.151, >= 6.2 < 6.6.105, >= 6.7 < 6.12.46, >= 6.13 < 6.16.6, 6.17, 11.0)에 포함되는지 확인합니다. OS를 선택하면 해당 OS의 제품·패키지·KB·APAR 확인 명령만 표시됩니다.
조치방안
제3자 참조와 수정 버전 값(5.10.247, 5.15.192, 6.1.151, 6.6.105, 6.12.46, 6.16.6)은 보조 근거로만 사용하고, 공급사 공식 보안 권고에서 조치 기준을 재확인합니다.
조치 후 확인사항
패치 후 같은 명령으로 전체 버전을 다시 확인해 Linux Linux, SIMATIC CN 4100, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP 5.10.247, 5.15.192, 6.1.151, 6.6.105, 6.12.46, 6.16.6 기준을 충족하는지 확인합니다. 이어서 메모리 손상 관련 오류·공격 흔적이 새로 발생하지 않는지 확인합니다.
