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 Ubuntu needrestartȨÏÞÌáÉýÎó²î

CVE   ID

CVE-2024-48990

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LPE

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2024-11-21

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7.8

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needrestart ÊÇUbuntu ºÍÆäËû»ùÓÚ Debian µÄ Linux ¿¯ÐаæÖг£ÓõÄÒ»¸ö¹¤¾ß£¬Ö÷ÒªÓÃÓÚ¼ì²âϵͳÖÐÊÇ·ñÓÐÐèÒªÖØÆôµÄ·þÎñ»òÄÚºËÄ£¿é¡£ËüÔÚÈí¼þ°ü¸üкóÔËÐУ¬×ÊÖúÖÎÀíԱʶ±ðÄÄЩ·þÎñ»òÀú³ÌÐèÒªÖØÐÂÆô¶¯ÒÔʹ¸üÐÂÉúЧ¡£

2024Äê11ÔÂ21ÈÕ£¬ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø¼¯ÍÅVSRC¼à²âµ½Ubuntu needrestart°üÖб£´æ¶à¸öÍâµØȨÏÞÌáÉýÎó²î£¬¶ÔÄ¿µÄϵͳ¾ßÓÐÍâµØ»á¼ûȨÏ޵Ĺ¥»÷Õß¿ÉʹÓÃÕâЩÎó²îÔÚÎÞÐèÓû§½»»¥µÄÇéÐÎϽ«È¨ÏÞÌáÉýµ½root£¬ÏÖÔÚÕâЩÎó²îµÄÊÖÒÕϸ½ÚÒѹûÕ棬ÏêÇéÈçÏ£º

CVE-2024-48990£ºNeedrestart ʹÓôÓÕýÔÚÔËÐеÄÀú³ÌÖÐÌáÈ¡µÄ PYTHONPATH ÇéÐαäÁ¿Ö´ÐÐ Python Ú¹ÊÍÆ÷£¬ÈôÊÇÍâµØ¹¥»÷Õß¿ØÖƸñäÁ¿£¬¿ÉÒÔͨ¹ýÖ²Èë¶ñÒâ¹²Ïí¿âÔÚ Python ³õʼ»¯Ê±´úÒÔ root Éí·ÝÖ´ÐÐí§Òâ´úÂë¡£

CVE-2024-48992£ºneedrestart ʹÓÃµÄ Ruby Ú¹ÊÍÆ÷ÔÚ´¦Öóͷ£¹¥»÷Õß¿ØÖÆµÄ RUBYLIB ÇéÐαäÁ¿Ê±±£´æÎó²î£¬ÔÊÐíÍâµØ¹¥»÷Õßͨ¹ýÏòÀú³Ì×¢Èë¶ñÒâ¿âÒÔ root Éí·ÝÖ´ÐÐí§Òâ Ruby ´úÂë¡£

CVE-2024-48991£ºneedrestart ÖеľºÕùÌõ¼þÎó²îÔÊÐíÍâµØ¹¥»÷ÕßÓöñÒâ¿ÉÖ´ÐÐÎļþÌæ»»ÕýÔÚÑéÖ¤µÄ Python Ú¹ÊÍÆ÷¶þ½øÖÆÎļþ£¬ÓÕÆ­ needrestartÔËÐÐÆäα Python Ú¹ÊÍÆ÷£¬´Ó¶øÒÔ root Éí·ÝÖ´ÐÐí§Òâ´úÂë¡£

CVE-2024-10224/ CVE-2024-11003£ºModule::ScanDeps Perl Ä£¿éÓÃÓÚÆÊÎöÒÀÀµ¹Øϵ£¬ËüÔÊÐíÓû§Í¨¹ý open() ŲÓÃÍⲿÎļþ»òÖ´ÐÐÏÂÁÓÉÓÚËü¶ÔÊäÈëȱ·¦ÑÏ¿áÑéÖ¤£¬¹¥»÷Õß¿ÉÒÔÌṩ¶ñÒâÊäÈ룺ʹÓùܵÀ·ûºÅ£¨ÀýÈ罫¡°commands|¡±×÷ΪÎļþÃûת´ï£©£¬»ò½«í§Òâ×Ö·û¹´×ª´ï¸ø À´ÔËÐÐí§Òâ shell ÏÂÁî»òPerl´úÂë¡£ÔÚ CVE-2024-11003 ÖУ¬needrestart ʹÓà Module::ScanDeps À´ÆÊÎöÒÀÀµÎļþ£¬ÈôÊÇ needrestart ÔÚÒÔ root ȨÏÞÔËÐÐʱ£¬¹ýʧµØ½«Óû§¿É¿ØµÄÊäÈ루ÀýÈçÎļþÃû£©×ª´ï¸ø Module::ScanDeps£¬¾Í»áÒÔ root ÌØȨ´¥·¢ CVE-2024-10224Îó²î¡£

 

¶þ¡¢Ó°Ïì¹æÄ£

ÊÜÓ°Ïì°ü°æ±¾

0.8 <= needrestart < 3.8

ÊÜÓ°ÏìUbuntu¿¯Ðаæ

ÊÜÓ°ÏìUbuntu°æ±¾

ÊÜÓ°Ïì°üÃû

ÊÜÓ°Ïì°ü°æ±¾

Xenial (16.04)

needrestart

<= 2.6-1

libmodule-scandeps-perl

<= 1.20-1

Bionic (18.04)

needrestart

<= 3.1-1ubuntu0.1

libmodule-scandeps-perl

<= 1.24-1

Focal (20.04)

needrestart

<= 3.4-6ubuntu0.1

libmodule-scandeps-perl

<= 1.27-1

Jammy (22.04)

needrestart

<= 3.5-5ubuntu2.1

libmodule-scandeps-perl

<= 1.31-1

Noble (24.04)

needrestart

<= 3.6-7ubuntu4.1

libmodule-scandeps-perl

<= 1.35-1

Oracular (24.10)

needrestart

<= 3.6-8ubuntu4

libmodule-scandeps-perl

< 1.35-1

×¢£ºJammy¡¢Noble ºÍ Oracular °æ±¾ÖÐneedrestart °üÊÇĬÈÏ×°ÖõÄ£¬Òò´ËÕâЩ°æ±¾µÄ·þÎñÆ÷×°ÖûáÊܵ½Ó°Ïì¡£Ö»ÓÐÊÖ¶¯×°ÖÃÁË needrestart ºó£¬Jammy ֮ǰµÄ×ÀÃæ×°ÖúÍĬÈÏ Ubuntu Server ×°ÖòŻáÊܵ½Ó°Ïì¡£


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3.1 Éý¼¶°æ±¾

ÏÖÔÚÕâЩÎó²îÒѾ­ÐÞ¸´£¬ÊÜÓ°ÏìÓû§¿É½«needrestart°ü¸üе½3.8»ò¸ü¸ß°æ±¾£¬UbuntuÓû§¿É½«ÊÜÓ°Ïì°üÉý¼¶µ½ÒÔÏÂÏìÓ¦°æ±¾£º

Ubuntu¿¯Ðаæ

ÐÞ¸´°ü°æ±¾

˵Ã÷

Ubuntu 24.10

libmodule-scandeps-perl - 1.35-1ubuntu0.24.10.1

needrestart - 3.6-8ubuntu4.2

/

Ubuntu 24.04

libmodule-scandeps-perl - 1.35-1ubuntu0.24.04.1

needrestart - 3.6-7ubuntu4.3

/

Ubuntu 22.04

libmodule-scandeps-perl - 1.31-1ubuntu0.1

needrestart - 3.5-5ubuntu2.2

/

Ubuntu 20.04

libmodule-scandeps-perl - 1.27-1ubuntu0.1~esm1

needrestart - 3.4-6ubuntu0.1+esm1

ÊÊÓÃÓÚUbuntu Pro

Ubuntu 18.04

libmodule-scandeps-perl - 1.24-1ubuntu0.1~esm1

needrestart - 3.1-1ubuntu0.1+esm1

ÊÊÓÃÓÚUbuntu Pro

Ubuntu 16.04

libmodule-scandeps-perl - 1.20-1ubuntu0.1~esm1

needrestart - 2.6-1ubuntu0.1~esm1

ÊÊÓÃÓÚUbuntu Pro

 

3.2 ÔÝʱ²½·¥

1.UbuntuϵͳÉϼì²éÊÇ·ñÊܵ½ÕâЩÎó²îÓ°Ïì¡£

ÔÚϵͳÉÏÔËÐÐÒÔÏÂÏÂÁî²¢½«ÁгöµÄ°æ±¾ÓëÉϱí¾ÙÐнÏÁ¿£º

apt list --installed | grep "^\(needrestart\|libmodule-scandeps-perl\)"

2.ÐÞ¸´²½·¥¡£

½¨ÒéÉý¼¶ËùÓÐÈí¼þ°ü£º

sudo apt update && sudo apt upgrade

ÈôÊDz»¿ÉÖ´Ðд˲Ù×÷£¬¿ÉÒÔÕë¶ÔÊÜÓ°ÏìµÄ×é¼þ¾ÙÐÐÒÔϲÙ×÷£º

sudo apt update && sudo apt install --only-upgrade needrestart libmodule-scandeps-perl

unattended-upgrades¹¦Ð§ÔÚUbuntu 16.04 LTS ¼°¸ü¸ß°æ±¾ÖÐĬÈÏÆôÓã¬ÈôÊÇÆôÓô˹¦Ð§£¬ÉÏÊö²¹¶¡½«ÔÚ¿ÉÓúó 24 СʱÄÚ×Ô¶¯Ó¦Óá£

3.»º½â²½·¥¡£

ÐÞ¸Ä/etc/needrestart/needrestart.conf ÎļþÒÔ½ûÓÃÚ¹ÊÍÆ÷ɨÃ蹦Ч£¬´Ó¶ø±ÜÃâÎó²î±»Ê¹Óãº

# Disable interpreter scanners.

$nrconf{interpscan} = 0;

3.3 ͨÓý¨Òé

l  °´ÆÚ¸üÐÂϵͳ²¹¶¡£¬ïÔ̭ϵͳÎó²î£¬ÌáÉý·þÎñÆ÷µÄÇå¾²ÐÔ¡£

l  ÔöǿϵͳºÍÍøÂçµÄ»á¼û¿ØÖÆ£¬Ð޸ķÀ»ðǽսÂÔ£¬¹Ø±Õ·ÇÐëÒªµÄÓ¦Óö˿ڻò·þÎñ£¬ïÔÌ­½«Î£ÏÕ·þÎñ£¨ÈçSSH¡¢RDPµÈ£©Ì»Â¶µ½¹«Íø£¬ïÔÌ­¹¥»÷Ãæ¡£

l  ʹÓÃÆóÒµ¼¶Çå¾²²úÆ·£¬ÌáÉýÆóÒµµÄÍøÂçÇå¾²ÐÔÄÜ¡£

l  ÔöǿϵͳÓû§ºÍȨÏÞÖÎÀí£¬ÆôÓöàÒòËØÈÏÖ¤»úÖƺÍ×îСȨÏÞÔ­Ôò£¬Óû§ºÍÈí¼þȨÏÞÓ¦¼á³ÖÔÚ×îµÍÏ޶ȡ£

l  ÆôÓÃÇ¿ÃÜÂëÕ½ÂÔ²¢ÉèÖÃΪ°´ÆÚÐ޸ġ£

3.4 ²Î¿¼Á´½Ó

https://ubuntu.com/blog/needrestart-local-privilege-escalation

https://ubuntu.com/security/notices/USN-7117-1

https://www.qualys.com/2024/11/19/needrestart/needrestart.txt

 

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V1.0

2024-11-21

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5.1 ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø¼ò½é

ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø½¨ÉèÓÚ1996Ä꣬ÊÇÓÉÁôÃÀ²©Ê¿ÑÏÍû¼ÑŮʿ½¨ÉèµÄ¡¢ÓµÓÐÍêÈ«×ÔÖ÷֪ʶ²úȨµÄÐÅÏ¢Çå¾²¸ß¿Æ¼¼ÆóÒµ¡£ÊǺ£ÄÚ×î¾ßʵÁ¦µÄÐÅÏ¢Çå¾²²úÆ·¡¢Çå¾²·þÎñ½â¾ö¼Æ»®µÄÁ캽ÆóÒµÖ®Ò»¡£

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5.2 ¹ØÓÚÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø

ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍøÇå¾²Ó¦¼±ÏìÓ¦ÖÐÐÄÒÑÐû²¼1000¶à¸öÎó²îͨ¸æºÍΣº¦Ô¤¾¯£¬ÎÒÃǽ«Ò»Á¬¸ú×ÙÈ«Çò×îеÄÍøÂçÇå¾²ÊÂÎñºÍÎó²î£¬ÎªÆóÒµµÄÐÅÏ¢Çå¾²±£¼Ý»¤º½¡£

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