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Linux提权漏洞影响范围及修复方式
一、DirtyFrag漏洞
1.漏洞编号:
(1)NVDB-CNVDB-2026365718/CVE-2026-43284
(2)NVDB-CNVDB-2026923709/CVE-2026-43500
2.受影响内核版本:
(1)NVDB-CNVDB-2026365718/CVE-2026-43284漏洞影响范围:
4.11 系列,
5.10 系列 <5.10.255
5.15 系列 <5.15.205
6.1系列 <6.1.171
6.6 系列 <6.6.138
6.12 系列 <6.12.87
6.18 系列 <6.18.28
7.0 系列 <7.0.5
7.1 系列 <7.1-rc3
(2)NVDB-CNVDB-2026923709/CVE-2026-43500:
5.3 系列 
6.6 系列 <6.6.140 
6.12 系列 <6.12.88 
6.18 系列 <6.18.29 
7.0 系列 < 7.0.6 
7.1 系列 <7.1-rc3

3.修复参考链接
(1)NVDB-CNVDB-2026365718/CVE-2026-43284修复参考链接:
1) https://git.kemel.Org/stable/c/a6cb440f274a22456ef3e86b4 57344fl678f38f9 
2) https://git.kemel.Org/stable/c/ab8b995323e5237041472d07e 5055f5f7dcdfl5b 
3) https://git.kemel.Org/stable/c/fe785bb3a8096dffcc4048a85c d0c83337eeecad 
4) https://git.kemel.Org/stable/c/5d55c7336f8032d434adcc5fa b987ccc93a44aec 
5) https://git.kemel.Org/stable/c/8253aab4659cal6116b522203 c2a6bl8dccacea7 
6) https://git,kemel.org/stable/c/50ed1e7873100f77abad20fd3 lc51029bc49cd03 
7) https://git.kemel.Org/stable/c/b54edfle9a3fd3491bdcb82a2 lf8d213I5271e0d 
8) https://git.kemel.Org/stable/c/71ald9d985d26716f74d21fl8 ee8cac821b06e97 
9) https://git.kemel.org/stable/c/52646cbd00e765a6db9c3afe9 535f26218276034 
10) https://git.kemel.Org/stable/c/f4c50a4034e62ab75fld5cdd191dd5f9c77ftifI4 
11) https://access.redhat.com/security/cve/cve-2026-43284 
12) https://www.suse.coin/security/cve/CVE-2026-43284.html 
13) https://ubuntu.com/security/CVE-2026-43284 
14) https://linux.oracle.com/cve/CVE-2026-43284.html 
15) https://security-tracker.debian.org/tracker/CVE-2026-43284
(2)NVDB-CNVDB-2026923709/CVE-2026-43500:
1) https://git.kemel.org/stable/c/7c504f¥ab3efce8f7e4f463b314 ae31030bdfl8b 
2) https://git.kemel.Org/stable/c/3711382a77342a9alc3d2e733 0dcfc7ea927f568 
3) https://git.kemel.Org/stable/c/3eae0f4f9f7206a4801efa5e02 35c25bbd5a412c 
4) https://git.kemel.org/stable/c/d45179f8795222ce858770dc6 19abe51f9d24411 
5) https://git.kemel.Org/stable/c/aa54bld27fe0c2b78e664a34fd Ofdf7cdi960d71 
6) https://access.redhat.com/security/cve/cve-2026-43500 
7) https://www.suse.corn/security/cve/CVE-2026-43500.html 
8) https://ubuntu.com/security/CVE-2026-43500 
9) https://linux.oracle.com/cve/CVE-2026-43500.html 
10) https://security-tracker.debian.org/tracker/CVE-2026-43500

二、Fragnesia漏洞
1.漏洞编号:
NVDB-CNVDB-2026284548/CVE-2026-46300
2.受影响内核版本:
3.9 系列 
5.10 系列 <5.10.257 
5.15 系列 <5.15.208 
6.1 系列 <6.1.174 
6.6 系列 <6.6.141 
6.12 系列 <6.12.91 
6.18 系列 <6.18.33 
7.0 系列 <7.0.10 
7.1 系列 <7.1-rc5
3.修复参考链接
1) htlps://git.kemel.org/stable/c/3599e6b3cc1ada96883d496a5 0a210d3afbb6987 
2) https://git.kemel.Org/stable/c/2f2bl6022a2el0ca7bccfb98db 5ed2ec0f72641c 
3) https://git.kemel.Org/stable/c/9d3e5fdl9fel063bfi507219e85 62fbd567b8e8d5 
4) https://git.kernel.org/stable/c/78bf6b6bb1954Idl9fbda6242 e7cfe2c682763c0 
5) https://git.kemel.Org/stable/c/760e1addc27ba1a7beb4a0a7e 8b3e9ec49e7a34e 
6) https://git.kemel.Org/stable/c/3bd9e113d50034db99d7ef69f d8e5242dl5e414a 
7) https://git.kemel.Org/stable/c/3884358a9286b17f389a72b14 26fc4547c23clll 
8) https://git.kemel.Org/stable/c/f84eca5817390257cef78013d 0112481c503b4a3 
9) https://access.redhat.eom/security/cve/cve-2026-46300 
10) https://www.suse.com/security/cve/CVE-2026-46300.html 
11) https://ubuntu.com/security/CVE-2026-46300 
12) https://linux.oracle.coni/cve/CVE-2026-46300.html 
13) https://security-tracker.debian.org/tracker/CVE-2026-46300

 
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